... một loạt các hành động xảy ra liên tiếp trong quá khứ. Ex: - Last night, I had dinner, did my homework, watched TV and went tobed. - When she came here in 1990, she worked as a teacher.II. ... dùng thì PastPerfect, hành động xảy ra sau dùng thì Past Simple. Ex: - After Nam had done his homework, he went to bed. - They had lived in Dong Thap before they moved to HCM city. THE FUTURE ... Earth. A. are B. were C. is D. was59. My parents do not allow me___________, so I had to stay home. A. go B. to go C. going D. gone60. Do you think you will be able______________ a space trip?...