题目内容

39.Most of the wood__________to make furniture.

A. were used
B. have been used
C. had been used
D. was used

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40.It was__________the two boy students were late that all of us were criticized by the teacher.

A. because
B. since
C. as
D. that

按照句意选择下列词组填入空格内in danger on business stare at at one time in the end fit into work asbecause of right away point at

常用易混词辨析与练习（一）look, see, watch, observelook（看着）常用look at sb./sth. do/doing sth.结构。强调眼的有意识的作用。see（看见）常用see sth./sb. do/doing sth.结构。watch（注视，看）是及物动词，表示“欣赏”的意思，常用watch sb. do/doing sth.结构。watch（当心，照看）是及物动词，常用watch sth.结构。observe（观察，观察到）是及物动词，常用observe sb./sth. do/doing sth.结构。Observe表示“遵循”后接宾语。

常用易混词辨析与练习（二）steal, robsteal（偷窃）是及物动词，常用steal sth. from sb.或someplace结构。rob（偷窃，抢劫）是及物动词，常用rob sb. of sth.或rob someplace结构。rob（使……失去），也用rob sb. of sth.结构。