cau 1:chen x vao cuoi mang 3
cau 2:chen x vao dau mang 5
cau 3:xoa nguyen to trong mang 7
cau 4:giam dan cac phan tu 9
cau 5:xoa phan tu am trong mang 11
Cau 6:tang dan so nguyen to giam dan so khong nguyen to 13
cau 7 : doi cho so dau vs so cuoi 15
cau 8:xoa chinh phuong 17
cau 9: 19
cau 10:hien thi so nguyen to 21
cau 11: xoa cac phan tu la chinh phuong 23
cau 12:xoa cp 25
cau 13:sapxep chan...
BÀITẬP TRẮC NGHIỆM VỀ TỪ VỰNG
1. It took us almost four hours to too London.
A. reach B. arrive C. get D. approach
2. Some medicines are only available on ……….. .
A. description B. instruction C. inscription D. prescription
3. She had to pay the adult on the bus because she was 18.
A. fare B. amount C. toll D. fine
4. If you’re on a diet, you should honey for sugar in you tea.
A. change B. replac...