Lots of scientists are working hard _____ send astronauts to Mars.
A. so B. but
C. in order to D. so that
—Do you like chocolate cookies?
—Yes, I do. They _____ sweet and they _____ soft in the middle.
A. taste; feel B. look; smell
C. sound; look D. feel; taste
Children can’t ___ their parents too much. They should learn to look after themselves.
A. get on B. work on C. depend on D. live on
Our team played _____ this year than last year.
A. good B. well
C. better D. best
You _____ walk too close to the edge of the path because you might fall and hurt yourselve.
A. may B. might
C. needn’t D. mustn’t
—Will computers _____ more than books in the future?
—Maybe, I think.
A. use B. to use
C. be used D. uses
