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【单选题】
施工过程中见证取样的试验室应是( )。A.
施工单位的试验室
B.
建设单位指定的试验室
C.
监理单位指定的试验室
D.
与承包单位没有隶属关系的第三方试验室
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【单选题】I don't usually like staying at ______ hotels, but last summer we spent a few days at ______ very nice hotel by the sea.
A.
the; a
B.
the; the
C.
/; the
D.
/; a
【单选题】——Would you like to wait here for ? ——No, I have been here that long .
A.
other ten minutes
B.
the other ten minutes
C.
another ten minutes
D.
more than ten minutes
【单选题】Last summer we visited the West Lake, _____Hangzhou is famous in the world.
A.
for which
B.
for that
C.
in which
D.
what
【简答题】将动词变成-ing形式。 1. play ___________ 3. wait ___________ 5. tell ___________ 7. sing ___________ 9. open ___________ 2. run ___________ 4. write ___________ 6. make ___________ 8. put _...
【单选题】关于降压型零电压开关准谐振电路开关管耐压，表述正确的是下面哪一个？
A.
降压型零电压开关准谐振电路，谐振电压峰值低于输入电压的 2 倍。
B.
降压型零电压开关准谐振电路，谐振电压峰值与输入电压相等。
C.
降压型零电压开关准谐振电路，谐振电压峰值低于输入电压的 1/2 。
D.
降压型零电压开关准谐振电路，谐振电压峰值高于输入电压的 2 倍，增加了对开关器件耐压的要求。
【单选题】Last summer we sent on a trip to Beijing. Among ______ places we visited were the Great Wall and the Summer Palace.
A.
a
B.
the
C.
an
D.
/
【单选题】Last summer we went on a trip to Beijing. Among ____ places we visited were the Great Wall and the Summer Palace.
A.
a
B.
the
C.
an
D.
/
【简答题】英汉互译。 1. 在……前面 ________ 2. 散步 ________ 3. 谈论 ________ 4. have a good time ________ 5. wait for ________
【单选题】The light is red. You must ______ the green light. [ ]
A.
wait to
B.
wait at
C.
wait for
D.
wait from
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