... 0
3
3
A
Ax y A x y
Vậy có hai tiếp tuyến cần tìm:
23
40
3
xy
Trang 1
ĐỀ THI THỬ ĐẠIHỌCKHỐID
MÔN TOÁN
ĐỀ SỐ 1
Câu 1 (2.0 điểm): Cho hàm số
3 2 3
34y x mx m
(m là tham số) có đồ ... trong khai triển Newton:
12
4
1
1 x
x
ĐÁP ÁN ĐỀ SỐ 1
Câu
Nội dung
I
1. Khi m = 1, hàm số có d ng: y = x
3
3x
2
+ 4
+ TXĐ: R
+ Sự biến thi n: y’ = 3x
2
6x = 0 x = 0 hoặc x = 2
Hàm ... mặt phẳng (P) và đường thẳng
(d) lần lượt có phương trình:
(P): 2x y 2z 2 = 0; (d) :
12
1 2 1
x y z
1. Viết phương trình mặt cầu có tâm thuộc đường thẳng (d) , cách mặt phẳng (P) một khoảng...
... minh
được góc DMB = 120
0
và DMB cân tại M
0,5
Tính được: DM
2
=
2
3
a
2
0,5
SCD vuông tại D và DM là đường cao nên
2 2 2
1 1 1
=+
DM DS DC
Suy ra DS = a
2
. Tam giác ASD vuông tại ... ab bc ca c ab bc ca a ab bc ca
0,5
D
C
B
A
S
M
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ĐỀ THI THỬ ĐẠIHỌCKHỐID
MÔN TOÁN
ĐỀ SỐ 2
Câu I. (5,0 điểm)
Cho hàm số y = x
3
+ 3x
2
+ mx + 1 (m là tham ... S.ABCD có đáy ABCD là hình vuông cạnh a, SA vuông góc với đáy. Góc
giữa mặt phẳng (SBC) và (SCD) bằng 60
0
.
Tính theo a thể tích khối chóp S.ABCD.
Câu VII. (1,0 điểm)
Cho ba số thực d ơng...
... from C. in D. about
61. A. some B. several C. few D. little
62. A. made B. had C. gave D. produced
63. A. bored B. worried C. offended D. annoyed
64. A. intend B. mean C. interpret D. realize ... cover D. make
68. A support B. description C suggestion D. comment
69. A. persuade B. guide C. follow D. send
70. A. associated B. united C. joined D. collected
71. A measure B. addition ... spell C. occasion D. century
77. A. popular B. educated C. familiar D. experienced
78. A. transferred B. moved C. transported D. carried
79. A. instead B. however ã C. despite D. although
80....
... lại:
1/ A.door B.floor C.score D. flood
2/ A.tea B.dear C.here D. near
3/ A.wicked B.cooked C.dropped D. shopped
4/ A.lived B.asked C.stopped D. passed
5/ A.houses B.rides C.washes D. passes
6/ ... than he watched TV.
A.he did B.he had done C.did he do D. had he done
58/ Tom studies hard …… pass the final exam.
A.to B.so that C.in order that D. less
59/He had his mother …… his new shirt. ... were crowded with people, I couldn’t drive fast.
D. If the street had been crowded with people , I couldn’t have driven
fast.
93/I don’t usually drink coffee in the morning.
A/I used to drink...
...
happiness didn’t last long. One day, a thousand dollar was stolen at the bank
ĐỀ LUYỆN THIĐẠIHỌCNĂM2011 - SỐ 38
MÔN: ANH VĂN
(Thời gian lm bi : 90 pht)
I) Choose the word whose underlined ... of this century. But many hundreds are now in danger. Lack of
attention would lead to the rapid advance of the process of extinction.
Already many kinds of wild animals has been so reduced in ... pronounced differently
1. A. danger B. habitat C. campus D. cactus
2. A. mechanize B. champion C. character D. chemical
3. A. count B. sound C. found D. country
4. A. eradicated B. defended...
... Nowhere he finds a job after he had graduated from college.
C. Nowhere does he find a job after he had graduated from college.
D. Nowhere did he find a job after he had graduated from college. ... had worn the raincoat, she wouldn’t have got a cold.
D. If Mary has worn the raincoat, she wouldn’t have got a cold.
89.She stepped back and didn’t say a word.
A. She stepped back when didn’t ... D. looked
2. A. nature B. mature C. picture D. future
3. A. friendly B. pretty C. type D. study
4. A. gave B. slave C. hat D. escape
5. A. mounted B. dated C. conquered D. handed
6....
... party D . graduate
2. A. high B. advice C. guide D . river
3. A. pleasure B. please C. easy D. leave
4. A. graduated B. asked C. processed D. finished
5. A. bank B. safe C. value D. cash ...
them_________something.
A. do B. makes C. to do D. doing
20. The workers_____________go to work late last week.
A. use to B. used C. used to D. were used
to
21. Today, the scientists in the world______________research ... can be B. will be C. may be D. must be
31. ____________ how hard he tried, he didn’t succeed in his work.
A. Despite B. Inspite of C. No matter D. Though
32. Why didn’t you listen to me ______________...
... English C. American D.
Britain
67. A. left-handed B. right-handed C. sensible D.
thrusted
68. A. slash B. thrust C. ride D.
hold
69. A. conquered B. visited C. decreed D.
dated back to
70. ... From this sentence we know that ………
A. Nam didn’t go to school yesterday and he didn’t understand that
lesson
B. Nam went to school yesterday but he didn’t understand that
lesson.
C. Nam didn’t ... World Trade Organization. B. World Trading
Organize.
C. World Trade Organize. D. World of Trade for
Organizer
34.I think that the head injury will __________ her for life.
A. deafen B. deaf...
... C. Defend D.
Prevent.
2/ A. Rhinoceros B. Habitat C. Vehicle D.
Whale
3/ A. Involved B. Decided C. Explained D.
Swallowed.
4/ A. admit B. confide C. decide D.
retire
5/ A. land B. ... good conservation
measure
___________ .
A. to prevent endangered species B. to feed endangered
species
C . to benefit from endangered species D. to save endangered
species
38/ Don’t drink ... “ In 1928 ” .
A. did penicillin discovered B. penicillin was discovered
C. did penicillin discover D. was penicillin discovered
23/ It is _________ that I can’t put it down.
A. such interesting...
... Francisco,
California and organized the united nations (often called the UN). World War 2
had just ended. Millions (2) ………………………………… people had died, and there was
destruction everywhere. People ...
ĐỀ LUYỆN THIĐẠIHỌCNĂM2011 - SỐ 32
MÔN: ANH VĂN
(Thời gian làm bài : 90 phút)
Phần 1: d nh cho tất cả thí sinh
A. cho d ng đúng của động từ trong ngoặc và viết từ đó vào giấy thi. ... bicycle that he had wanted
for his birthday.
F. Hoàn thi n các câu cho d ới đây sao cho câu sau có cùng nghĩa với câu cho
trước.
1. Couldn’t you find a better hotel?
- Is this
………………………………………………………………………………………
……………………………...