As students，we ought to the act of cheating in the exams．（ ）
A．provideB．preferC．prevent
_______ do you exercise，Tony？
Three times a week．（ ）
A．How oftenB．How soonC．How longD．How much
Zhong Wei told his friends ________ to be back to his hometown．（ ）
A．how happy he isB．how happy he was
C．he is how happyD．he was how happy
There will be no winner in the trade war between China and the US．
I agree． If we can't avoid it， the situation will get ______ as time goes on．（ ）
A．badB．badlyC．worseD．worst
I had a good time in the study trip last week．
________．（ ）
A．With pleasure．
B．Thank you．
C．OK!
D．I'm glad to hear that．
Everyone should stick to his dream．
Yes． A life without a dream is like a bird without ________， which can't fly．（ ）
A．wingsB．waterC．cloudsD．food