You should keep your clothes ______, Tom.[ ]A. be clean B. to be clean

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You should keep your clothes ______, Tom.[     ]
A. be clean
B. to be clean
C. clean
D. cleaning

答案

举一反三

—What do you think of the book?
—This book is so ______ that I am ______ of it five minutes later. [     ]
A. boring, bored
B. boring, boring
C. bored, bored
D. bored, boring

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We must keep _______ the classroom.   [     ]
A. clean in
B. clean
C. to clean
D. cleaning in

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He is a ___________boy .   [     ]
A. fourteen years old
B. fourteen year old
C . fourteen-year-old
D. fourteen-years-old

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I don"t like science because it"s too __________[     ]
A. fun
B. interesting
C. exciting
D. difficult

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选择方框内适当的词完成句子.

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