. _______ the office, the foreign visitors were shown round the teaching buildin

题型：不详难度：来源：

. _______ the office, the foreign visitors were shown round the teaching building.

A．Having shown

B．Showing　

C．Has shown　

D．Having been shown

答案

解析

略

举一反三

He went from door to door, _______ waste papers and magazines.

A．gathering　

B．gathered

C．gather

D．being gathered

题型：不详难度：| 查看答案

The student corrected his paper carefully, _______ the professor"s suggestions.

A．follow　

B．following 　

C．followed　

D．being followed

题型：不详难度：| 查看答案

The _______ price will save you one dollar for each dozen.　

A．reduce　

B．reducing　

C．reduced　

D．reduces

题型：不详难度：| 查看答案

People _______ in the city do not know the pleasure of country life.

A．live　　　

B．to live　　　

C．lived　　　

D．living

题型：不详难度：| 查看答案

The library"s study room is full of students _______ for the exam.

A．busily prepared

B．busy preparing　

C．busyly prepare 　

D．are busily preparing

题型：不详难度：| 查看答案