—Do you know ________?
—To protect our only home — the earth.
A.how we should live a green life B.why should we live a green life
C.what we should live a green life for D.whether we should live a green life
—Never give up. If you keep practicing speaking English every day, you’ll make great progress.
—Thanks for encouraging me. I know ___________________.
A.It’s never too old to learn B.Many hands make light work
C.Practice makes perfect D.Don’t put all your eggs in one basket
—I’m not good at playing chess, you know.
—______! It’s just for fun.
A.Forget it B.What a shame C.Don’t say so D.Come on
It is said that _______ of confirmed cases(确诊病例) in Beijing _______over 300 during the past days.
A.the number; has reached B.a number; has reached
C.the number; have reached D.a number; have reached
（2017江苏扬州）— What do you think of the sofa?
— Not bad, but it may _______ too much space of our living room.
A.take up B.put up C.open up D.make up
—Have you got _________ trouble dealing with the problem?
—_______. I think it’s quite simple.
A.some; None B.some; Nothing C.any; None D.any; Nothing
