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

答案：

falling

解析：

暂无解析

1、【题目】Herefusedtotelluswhetherhe________(undertake)thejob.

答案：

解析：

1、【题目】Thosewho’dliketovisittheexhibition________(sign)yournameshere.

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】Howlong________they________(dig)theditch?

答案：

解析：

1、【题目】Thedirectorrecommendedthatshe________(study)moreEnglishbeforegoingabroad.

答案：

解析：

1、【题目】He fell asleep immediately last night; he must ________ (be) very tired.

答案：

have been

解析：

暂无解析

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

答案：

解析：

1、【题目】I shall never forget ________ (meet) the late Premier Zhou during his inspection of our factory.

答案：

meeting

解析：

暂无解析

1、【题目】Thefloordoesnotlooksobadwhen________(sweep)clean.

答案：

解析：

1、【题目】Ishallneverforget________(meet)thelatePremierZhouduringhisinspectionofourfactory.

答案：

解析：

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

答案：

swept

解析：

暂无解析

1、【题目】Hefellasleepimmediatelylastnight;hemust________(be)verytired.

答案：

解析：