---Could you please come to the museum with me this afternoon?
---Sorry, I ______ . I have to take a piano lesson at 2 pm.
A.couldn’t | B.mustn’t |
C.can’t | D.needn’t |
Dad advised us to practice _____ our tent in the yard several times before we went camping.
A.to put up | B.putting up |
C.taking up | D.to take up |
Mom, you’ve bought the wrong shirt. It’s not the red one _____ the blue one.
A.or | B.and | C.but | D.either |
--- Joe, would you like to play _____ volleyball with us this afternoon?
--- Sorry, I need to practice playing ______ piano.
A.a; the | B.the; a | C.不填, a | D.不填, the |
People have learned a lot from _______ / saɪən'tɪfɪk / studies.
A.science | B.scientific |
C.sight | D.sightseeing |
All of the books are worth ________ /'riːdɪŋ/.
A.read | B.red | C.reading | D.reads |