1、【题目】heteachertoldthemsincelight________(travel)fasterthansound,lightning________(appear)togobeforethunder.

答案：

解析：

1、【题目】He asked me whether my brother ________ (fly) to Beijing.

答案：

had flown

解析：

暂无解析

1、【题目】________(catch)intherain,hewaswettotheskin.

答案：

解析：

1、【题目】Iwonderifhecouldgetit________(do)beforetomorrow.

答案：

解析：

1、【题目】Herefusedtotelluswhetherhe________(undertake)thejob.

答案：

解析：

1、【题目】________ (catch) in the rain, he was wet to the skin.

答案：

Caught (Having been caught,Being caught)

解析：

暂无解析

1、【题目】Ishallneverforget________(meet)thelatePremierZhouduringhisinspectionofourfactory.

答案：

解析：

1、【题目】Night________(fall),wehurriedhome.

答案：

解析：

1、【题目】I wonder if he could get it ________ (do) before tomorrow.

答案：

done

解析：

暂无解析

1、【题目】Night ________ (fall), we hurried home.

答案：

falling

解析：

暂无解析

1、【题目】The floor does not look so bad when ________ (sweep) clean. 

答案：

swept

解析：

暂无解析