(单选题)He spends a whole day ______ by the pool, waiting the fish to be hooked.

6.[单选题]He was determined not to sour a perfectly good day with the memory of one

16 （单选题）--When is Valentine‘s Day？A. It's in February 14th.B. It's February 14t

7.(单选题)There were ( ) fish in the river in South America.A. in dangerB. DangerC.

31 [单选题] He must have had an accident, or he ( ) thenA. would have been hereB. w

33 [单选题] He must have had an accident, or he ( ) thenA. would have been hereB. w

47 [单选题] ( ) the day went on, the weather got worse.A. withB. sinceC. whileD. as

48单选题The medicine_______taken three times a day.A. might beB. must beC. can beD.

2、【单选题】 He _ the book for three days before he returned it to the library.A. ke

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1.单选题1.5 He is ( ) a new novel.A. working onB. working atC. working forD. workin