题目内容
(请给出正确答案)
[单选题]
Quizzes are part of the lecture program to keep students engaged and keep them_________,for students to be able to check that they understood what was covered.
A.thinking
B.think a lot
C.to think
答案
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A.thinking
B.think a lot
C.to think
第3题
the southern part of the country. A. with B. in C. of D. about