8. The calculations are________ complicated that they cannot be done without a computer.
A. so B. such C. too D. more
9. Oh my god! I haven’t________ the iron! I must go back right now.
A. turned off B. put on C. cut down D. take off
10. – “Must I take my umbrella?”
– “No, you________. It’s not going to rain.”
A. needn’t B. don’t C. mustn’t D. haven’t
11. This morning the newspaper had a very interesting________ on the population problem.
A. composition B. article C. work D. publication2
12. Mark Twain is an author________ I like best.
A. his books B. the books of whom
C. whom books D. whose books
8, A.
9, A.
10, C.
11, B.
12, D.
#LemonXTea
8 . A
( so…..that)
9 . A
( turn off : tắt)
10 . C
( Hỏi must thì đáp lại cx phải dùng must )
11 . A
( bài văn )
12 . D
( Whose : của ai )