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【单选题】
The choice of shielding gas depends on the following factors except________
A.
The cost of the gas
B.
the properties of the finished weld
C.
the base material
D.
the welder's PPE
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【单选题】Why did Tommy Carter go to China for his soybean research?
A.
China is the only country to grow soybeans.
B.
China is the ancestral home of soybeans.
C.
China has a long history of growing soybeans.
D.
China has different kinds of soybeans.
【简答题】I t is necessary to a large vocabulary in learning a language.
【单选题】It can be concluded from the passage that one should sleep as many hours as is necessary to______.
A.
improve one's memory dramatically
B.
be considered dynamic by other people
C.
maintain one's daily schedule
D.
feel energetic and perform. adequately
【多选题】2-6、 买家可以通过哪些方式联系咨询卖家 ()。
A.
已下单买家可以通过订单留言
B.
站内信
C.
Trademanager
D.
已下单买家可以通过邮箱
【简答题】__________ A) China is the only country to grow soybeans. B) China is the ancestral home of soybeans. C) China has a long history of growing soybeans. D) China has different kinds of soybeans.
【判断题】Australia is the only country that is also a continent.
A.
正确
B.
错误
【简答题】In order for space tourists to walk around and function normally, it is necessary for the space city to create a ________.
【单选题】某船用F站欲通过缺省地面站与航行在太平洋的船舶进行电话通信,其F站识别码为764121901,则呼叫号码组成为_____。
A.
0086764121901
B.
00870764121901
C.
0085764121901
D.
00582764121901
【单选题】Some visitors are amazed at the fact _________ Australia is the only country in the world ______ covers a whole continent.
A.
that; that
B.
what; which
C.
that; whose
D.
it; who
【单选题】It is necessary to make a status inquiry ____ your customer before the execution of the order.
A.
into
B.
about
C.
for
D.
after
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