1、【题目】________ the concert had begun did we realize what a splendid show it was going to be.

选项：

A.Nosooner

B.Onlyafter

C.Hardly

D.Scarcely

答案：

B

解析：

暂无解析

1、【题目】Seniormembersofthestaffcompetedeagerly________thepositionofsalesmanagerinthecompany.

选项：

A.in

B.with

C.for

D.on

答案：

解析：

1、【题目】Each year in the United States, many black teenagers _______ of school, either because they cannot keep up or they have to work to support their family.

选项：

A.goout

B.dropout

C.checkout

D.pullout

答案：

B

解析：

暂无解析

1、【题目】It________asashocktorealizethatIwasnotaloneintheroom.

选项：

A.came

B.appeared

C.arrived

D.reached

答案：

解析：

1、【题目】Constructionoftherailwayshelpedtodevelopthenational_______ofTanzaniaandZambia.

选项：

A.economic

B.economies

C.economics

D.economical

答案：

解析：