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【单选题】
What nutrient is the body's main source of energy or calories?A.
Protein
B.
Carbohydrates
C.
Fats
D.
Vitamins
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举一反三
【单选题】——What’s wrong with the boy? ——He is a(an) ________boy. He can’t run fast.
A.
ill
B.
sick
C.
good
D.
well
【简答题】The boy is interested in b______( 生物 ), isn’t he?
【简答题】真分数的倒数一定大于1，假分数的倒数一定小于1．______．
【单选题】---Did the little boy manage _____ the suitcase upstairs? ---No, he didn’t. He isn’t strong enough even ______ it.
A.
to carry, moving
B.
carrying, to move
C.
to carry, to move
D.
carrying, moving
【简答题】假分数的倒数一定是小于1，真分数的倒数一定大于1．______．
【单选题】-- Why didn't Mike attend the evening party? -- He is a quiet boy; He loves reading at home ______ to parties.
A.
than go
B.
rather than going
C.
than going
D.
more than goes
【单选题】—Has the little boy been to America? —_____. [ ]
A.
Yes, he did
B.
No, he didn't.
C.
No, he hasn't
D.
Yes, he hasn't
【简答题】一、名词解释 上止点: 下止点: 活塞行程: 曲柄半径: 气缸工作容积: 燃烧室容积: 气缸总容积: 发动机排量: 压缩比:
【单选题】－Was he a clever boy ? －_______ .
A.
Yes, he was.
B.
No, he isn’t
C.
Yes, he were
D.
No, they weren’t
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