1,--When will the lecture begin?--When the student

发布时间:2021-02-22 22:19:53

1,--When will the lecture begin?--When the students

网友回答

1.排除法.A,B,C时态不对.
2.类比make you happy.
3.一般现在时.
4.have trouble in doing sth.
have trouble with sth.
属于固定搭配.
turn to sb.意为向某人求助,符合题意.
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