A. did they realize
B. have they realized
C. they did realize
D. they have realized
8.We mention the importance of giving up smoking once and again, but hardly ____
[单选题]We took( )so smoothly that the passengers could hardly feel it.A.overB.down
It is revealing because in it we see the Englishman insisting once again that wh
We trust you; only you can ________ him to give up smoking.A. suggestB. attractC
[单选题]H.ardly ______when they ran toward it.A. had the plane landedB. did the plane landC. the plane had landedD. the plane landed
Hardly () when they ran toward it.A. had the plane landedB. did the plane landC.
Marco had 2__his attention away from his latest project once again.Alex had been
[单选题]We have agreed that we shall ________ to the policy and will not change it.
[单选题]His father gave up smoking two years ago . 学科网A. enjoyed B. failed C. stopped 学科H.is father gave up smoking two years ago .A. enjoyed B. failed C. stopped
[单选题]Smoking is forbidden in the workshop, please stop it. –Sorry, I ___________