Question 41: Ann was very surprised to find the door unlocked. She remembered             _ it  before she left.     

A. to lock                 B. having locked             C. to have locked                     D. she locks

Question 40: Tom looks so frightened and upset. He                  something terrible.

A. must experience                 B. can have experienced

C. should have experienced    D. must have experienced

Question 39: The twins look so much alike that almost no one can            them                                   .

A. take/apart                 B. tell/away                 C. tell/apart                   D. take/on

Question 38:                   , we tried our best to complete it.

A. Thanks to the difficult homework                 B. Despite the homework was difficult

C. Difficult as the homework was                     D. As though the homework was difficult

Question 37: Of all the factors affecting agricultural yields, weather is the one                   the most.

A. that influences farmers                                  B. farmers that is influences

C. why farmers influence it                                D. it influences farmers

Question 36: Let’s begin our discussion now,                ?

A. shall we                    B. will we                     C. don’t we                   D. won’t we

Question 35: I will stand here and wait for you                you come back.

A. because                    B. though                      C. so                             D. until

Question 34: I’ve never really enjoyed going to the ballet or the opera; they’re not really my             _.

A. piece of cake            B. sweets and candy     C. biscuit                      D. cup of tea

Question 33: As I was walking along the street, I saw            $10 note on                pavement.

A. a/the                         B. the/the                      C. a/a                            D. the/a

Question 32: Extinction means a situation            _ a plan, an animal or a way of life etc … stops existing.

A. to which                   B. in which                   C. on which                  D. for which