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【单选题】
攻丝时,为适应不同的加工材料,以改善其切削性能,可修磨丝锥的()A.
切削部分后刀面
B.
校准部分前刀面
C.
切削部分前刀面
D.
校准部分后刀面
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【简答题】看图，补全对话。 1. — Look at Li Ming and Jenny. — Li Ming is ____________ than Jenny. 2. — How does Tom go to work? — He ____________ to work. 3. — Is your sister a ____________? — Yes, she is. 4. — How old ...
【简答题】一、 单项选择。 ( ) 1. —I read ________ story about Shennong ? Do you know who he was , Tony? —He was ________ emperor in ancient China. A. a ; / B . a ; an C . an ; a ( ) 2. —Your sister looks very ______...
【单选题】—What does your sister like doing in her spare time? —She watching TV. [ ]
A.
likes
B.
liked
C.
has liked
D.
had liked
【简答题】用所给词的适当形式填空。 1. Mr. Li _____ (make) maths so easy when he was a teacher. 2. The supermarket is too _____ (crowd), and I don't enjoy it. 3. Does your sister enjoy _____ (do) homework with you? 4. The ...
【单选题】Although they plant trees in this area every year, the tops of hills are still ______.
A.
blank
B.
hollow
C.
vacant
D.
bare
【单选题】Although they plant trees in this area every year, the tops of some hills are still ______.
A.
bare
B.
empty
C.
blank
D.
vacant
【单选题】They plant fruit __________ vegetables on their farm. [ ]
A.
but also
B.
as well as
C.
as well
【单选题】Although they plant trees in this area every year, the tops of some hills are still _____. [ ]
A.
blank
B.
bare
C.
solid
D.
rare
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