Do you know where David is? I couldn’t find him anywhere.
Well, he have gone far. His coat is still here.
A.shouldn’t B.mustn’t C.can’t D.wouldn’t
Oh, I’m not feeling well in the stomach .I so much fried chicken just now.
A.shouldn’t eat B.mustn’t have eaten
C.shouldn’t have eaten D.mustn’t eat
The naughty boy to me that the hen that there just now had two eggs the day before.
A.laid; laid; laid B.lied; lay; laid C.laid; lay; lain D.lied; laid; lain
is even more important is the earth cooled down, water began to appear on its surface.
A.When; that; when B.What; whether; as C.What; that; as D.lt; whether; as
Going on a trip into space must be quite exciting experience.
A. /;the B.the; the C.the; an D./; an
诚信是处世之本。但是在中学生当中，考试作弊、抄袭作业 、欺骗家长和老师等现象屡见不鲜。请你用约100个词对中学生考试作弊现象进行议论，内容包括：
(1)中学生考试作弊的原因；
(2)你对考试作弊的看法；
(3)你认为学校怎样才能杜绝考试作弊现象。
Nowadays, cheating in exams is popular among some students.
