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【单选题】
功率低、发光强度最高、寿命长且无灯丝的汽车前照灯是A.
半封闭式前照灯
B.
投射式的前照灯
C.
封闭式前照灯
D.
氙灯
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反馈参考答案：
举一反三
【简答题】Rewrite the underlined part of the following sentences with the -ing participle. 重写句子,把下划线的部分改写成V-ing(现在分词)形式。 He left his hometown. He took away all his books.
【简答题】腱梭能感受（ ）刺激。
【单选题】下列物质中不存在氢键的是 [ ]
A.
冰醋酸中醋酸分子之间
B.
液态氟化氢中氟化氢分子之间
C.
一水合氨分子中的氨分子和水分子之间
D.
可燃冰(CH 4 8H 2 O)中甲烷分子与水分子之间
【单选题】He took away ten papers, but only seven were in his pocket. What had become ______ three ?
A.
of another
B.
with others
C.
with the other
D.
of the other
【简答题】Millions of British children are “ culture starved ” as they have never been to an art gallery, theatre or museum, a study has claimed. The research, commissioned by Visit Birmingham, found four in 10...
【单选题】The traffic policeman took away the driver’s license _______he broke the traffic rules of drunk driving.
A.
though
B.
because
C.
till
D.
and
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