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Helen has got ________ it takes to be a great tennis player. In other words, she has the potential to become world famous.

A. that                 ?  ? B. how                 ?? C. when                      D. what

— Thanks for the lift. I do appreciate it.

    — ________.

A. No problem          B. With pleasure           C. Not necessary       D. A piece of cake

________ the instructions very carefully when filling in the form.

A. Following             B. To follow                 C. Follow                  D. Followed

Iraq has ________ too many wars since 1990, making his people ________ a lot.

A. got through; pay????????????? ????????????? ????????????? ????????????? ????????????? ?? B. looked through; pain

C. gone through; suffer????????????? ????????????? ????????????? ????????????? ?? D. passed through; damage

Recently some Japanese have been trying to make conflicts with China, ________ effects we are greatly concerned.

A. to whose????????????? ????????????? B. about whose ????????????? ?? C. to which????????????? ????????????? D. about which

Tony ________ full marks, but he was so careless as to make a spelling mistake.

A. could have gained?????????????????? B. can have gained

C. must have gained??????????????????? D. must gain

Currently, many American women are still faced with the ________ of choosing between work and family commitments.

A. desperation           B.dilemma                     C. confusion             D. Concern

________ these experiments were successfully completed would we think of going into humans.

A. If only                  B. Only if                   ?  C. So that                 D. Even if

During the examination we are required to stay in our seats, keep our eyes on our work, ____ to? anyone.

A. instead of speaking????????????? ???????????????? B.rather than speak?

C. and not to speak?????????????????????? D. but would not speak

I really don’t know _________ I put my wallet after I paid the bill．

A. where was it?? ????????????? ???????????????????? B. it was where that

C. where was it that? ????????????? ???????????????? D. where it was that