Going “green” ()have to be a challenge.
A、 don’t
B、 doesn’t
C、 is
All the students in Class 5 will climb the mountain if it _______ rain tomorrow.A. won’t B. don’t C. didn’t D. doesn’t
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He’s found his pen,______he?A.isn’tB.wasn’tC.doesn’tD.hasn’t
This is the deck cargo. ________ stow it in the holdsA.NotB.Can’tC.Doesn’tD.Don’t
She_____ answer my phone call yesterday.A. doesn'tB. didn'tC. wasn't
Don't have anything before go to bed, ( ) youA、wouldn’tB、won'tC、willD、do
Must I stay at the office this afternoon? ---No, you ______.A、don’tB、needn’tC、don’t needD、can’t
She likes playing the violin , but he()A.is notB.don'tC.doesn't