Scientists are working hard to make _______ possible for people to live on Mars in the future.
A.it | B.that | C.this | D.one |
If it isn’t fine this weekend ,our spring field trip _______.
A. is cancelledB. was cancelled C. will be cancelled
—We failed in the singing competition.
—_______. Better times are waiting for you.
A.No way | B.Best wishes | C.Cheer up | D.Good job |
He is an honest boy. I have no reason to _______ what he said.
A.hear | B.doubt | C.repeat | D.believe |
As we all know, the Silk Road _______ China to the west in ancient times.
A.connects | B.connected | C.will connect | D.is connecting |
Spend more time talking with your parents, _______they may not well understand you.
A.or | B.so | C.and | D.but |