问题补充:
You’d better_your scores and see if you have passed the exam.
A. add up
Badd up to
C. add to
D. added up
答案:
(答案→)A. add up
B. add up to
C. add to
D. added up
解析:考查动词短语的区别。A 把加起来;Add up 3, 4 and 5 and youll get 12. 把三、四、五相加,总数是十二; B 总共,总计;The bills add up to exactly $100. 这些帐单加起来正好一百元。 C 增加;the bad weather add to our difficulties D 把加起来;根据句意:你最好把你的分数加起来,看看是否通过考试。Had better后面接动词原形,故A正确。