When I am not sure of the spelling or pronunciation of a word, I will _____ the dictionary for it.

   A  look up      B. look over    C refer       D consult

Could you tell us ________ happens when one student in class expresses a personal opinion ________ maybe offends other students?

   A．that；that        B．what；where   

C．that；where       D．what；that.

He asked me ________ with me.

A．what the matter is　    　       B．what the matter was

C．what’s the matter               D．what was the matter

_______ with so much trouble，we failed to complete the task on time.

A．Faced                                 B．Face

C．Facing                                D．To face.

—Is Jack on duty today?

—It ________ be him. It’s his turn tomorrow.

A．mustn’t                              B．won’t

C．can’t                                D．needn’t

The workers will go on strike if the demands they ________ put forward are turned down.

A．could　　　                      B．would

C．/                                D．Had.

The captain urged that the mission ________ before dark.

A．must be finished                 B．be finished

C．ought to be finished             D．was finished

Look at the terrible situation I am in！If only I ________ your advice.

A．follow                           B．had followed

C．would follow                     D．have followed

—You couldn’t have chosen any ________gift for me.

—I’m glad you like it so much.

A．bad                  B．worse

C．nice                 D．nicer

—Do you think an advertisement is a help when you look for a job?

—Well，it depends.________，it gives me a chance to try.

A．However              B．Anyway

C．Therefore            D．Though