The news shocked the public, ________ to great concern about students’ safety at school.

A. having led　　　 B. led　　　　　 C. leading　　　 D. to lead

When you come here for your holiday next time, don’t go to　　　　 hotel; II can find you　　 bed in my flat.

A、the; a　　　 B、the;/　　　 C、a; the　　　　 D、a;/

The government is concerned with the _____ increase in the crime rate in this area.

A. satisfying　　 B. disturbing　　 C. encouraging　 D. exciting

It is master Wu who taught us __________ the machine.

　 A. what to do with　　　　　　 B. ran

　 C. how to run　　　　　　　　　 D. how could run

In somecountries，　　 is callede quality does not really mean equal rights for all people

A that　 B what　 C which　 D how

Poets often say “ Youth time is the most v_________ in one’s life time.”

Marie Curie was the discoverer of r_________.

Frank’s dream was to have his own shop　　　　 to produce the workings of his own hands.?

A.that　　　　　　　　 B.in which　　　　　 C.by which　　　 D.how

Because all the roads leading to the mountain village ______, the rescue workers were not able to reach it to help.

　 A. were blocked　 　　B. are blocked　 　 C. have been blocked　 D. had been blocked