27. Now and then they would ______ our house and have a talk with us.A．call onB

题型：不详难度：来源：

27. Now and then they would ______ our house and have a talk with us.

A．call on

B．drop in at

C．drop in on

D．drop in

答案

解析

略

举一反三

106. The method ______ highly effective.

A．was proved	B．proved as
C．proved to be	D．is proved to be

题型：不详难度：| 查看答案

111. Trees are cut down merely for fuel and wildlife is killed simply for food. It is time to ____ an end to waste.

A．call off

B．call for

C．call in

D．call on

题型：不详难度：| 查看答案

118. The United States is trying to _______ the serious problems resulting from the energy crisis.

A．step up

B．cope with

C．cut off

D．end up

题型：不详难度：| 查看答案

125. Unable to practise their traditions, many young Romans _______ illegal behavior, such as stealing, and were usually the main suspects when anything went missing.

A．took in

B．took on

C．took up

D．took to

题型：不详难度：| 查看答案

129. Come on, guys. We’ve been working hard and long. Let’s______. Go home and get relaxed.

A．call it a day	B．stop the day
C．put off the day	D．cancel the day

题型：不详难度：| 查看答案