[单选题] ______, he failed in the examination.

1、[单选题]Which is more important , the ________ appearanee of a book or its content?

• A、artificial
• B、 surface
• C、 physical
• D、 substa nee

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2、[单选题]Readers can _______ quite well without knowing the exact meaning of each wor（）

• A、get over
• B、get in
• C、get along
• D、get through

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3、[单选题]Whatever you do,you click with the right mouse button or the program will crash.

• A、must not
• B、don’t have to
• C、doesn’t have to
• D、needn’t

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4、[单选题]___change your mind,please give me a call.（）

• A、Might you
• B、Were you
• C、Should you
• D、Would you

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5、[单选题]_____________ they who did the thorough cleaning to the classroom yesterday.

• A、These were
• B、That was
• C、It was
• D、Those were

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