The scientists ________ on the new medicine for two years. They will succeed in no time.
A.work | B.are working | C.have worked | D.will work |
As we know, England is ______ European country and Singapore is ______Asian country.
A.an; an | B.an; a | C.a; a | D.a; an |
---Do you think there are______ new words in this unit ?
---Yes, that’s right. I’ll ______first.
A.too much, look them up | B.too many, look up them |
C.much too, look them up | D.too many, look them up |
---What _____useful book !
---Yes, it is. But I find it ______ difficult for me to read.
A.an, very | B.a, too | C.an, too | D.a, quite |
--- Did you finish _____ the book?
---Yes, I did. Thanks ____ your dictionary, I had a better understanding of it.
A.reading, for | B.reading, to | C.to read, for | D.to read, to |
---Go and ask the waiter how much_____.
---Don’t worry. It has been _____.
A.does the meal cost, paid for | B.the meal costs, paid |
C.the meal spends, paid | D.the meal costs, paid for |