题目内容

A．useB．usedC．usefulD．usefulness

A. use
B. used
C. useful
D. usefulness

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A．ordinaryB．sensitiveC．effectiveD．careful

A. ordinary
B. sensitive
C. effective
D. careful

A．domesticB．practicalC．nationalD．new

A. domestic
B. practical
C. national
D. new

A．everythingB．nothingC．thingsD．anything

A. everything
B. nothing
C. things
D. anything

A．onB．inC．asD．near

A. on
B. in
C. as
D. near