—Mr. White has decided to explore in the forest by himself.

—He __ ask his brother to if he ___ go walking in the forest.

A. needn’t to; dares to                        B. doesn’t need; dares

C. needn’t; dare                                  D. either B or C

She likes to use words ____ is clear to him.

A. of which the meaning                     B. of which meaning

C. whose of meaning                          D. meaning of which

Be careful with such things. If you ____, you’ll drop them.

A. don’t               B. aren’t                C. won’t                D. do

—Is the experiment easy?      —____. I’ll just do my bit.

A. I think so          B. Certainly           C. Not a little         D. Anything but

It is partly ______ the summer day is longer that everything has a larger time to warm up.

A. for                   B. that                   C. the reason          D. because

Reports say the plane crashed 15 minutes after it took off, killing all 157 passengers _____

A. aboard                 B. present             C. away                 D. particular

He had sent for a doctor; ___ we did our best to nurse the patient.

A. in the same time                            B. on the other hand

C. meanwhile                                     D. during which time

It was ___ cash that prevented me from joining you at lunch today.

A. lack of         B. the lack of       C. lacks of            D. a lack of

Is this hotel _____ you said we were to stay in your letter?

A. where              B. which               C. that                   D. in which

Once your business becomes international, ___ constantly will be part of your life.

  A. your fly      B. your flight      C. flight   D. flying