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【简答题】
关于美国限制华为,你的看法是什么?
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举一反三
【单选题】下列溶液的浓度均为0.1mol·L -1 ,其pH值小于7的是( )
A.
NaAc
B.
Na 2 CO 3
C.
Na 3 PO 4
D.
NH 4 Cl
【单选题】结核引起的坏死
A.
干性坏疽
B.
湿性坏疽
C.
凝固性坏死
D.
消化性坏死
E.
干酪样坏死
【单选题】In Bracken's case, anger made her give up her life.
A.
N
B.
Y
C.
NG
【单选题】__________picking up the phone,I recognized her voice.
A.
up
B.
through
C.
though
D.
upon
【简答题】Picking her up in my arms like a child, I turn her on her side.
【判断题】If you have different opinions with the speaker, you shouldn’t mention it in a Q & A session because it’s rude to do so.
A.
正确
B.
错误
【单选题】下列溶液的浓度均为0.1mol·L-1,已知【图片】,下列pH最大的是 。
A.
NaHCO3
B.
(NH4)2CO3
C.
Na 3 PO 4
D.
Na 2 CO 3
【单选题】The pace of () growth is picking up.
A.
economy
B.
economical
C.
economic
【单选题】下列溶液的浓度均为 0.1mol·L -1 ,其 pH 小于 7 的是 ( )。
A.
NaAc
B.
Na 2 CO 3
C.
Na 3 PO 4
D.
NH 4 Cl
E.
NaCl
【判断题】It’s rude to mention the date on which the receiver of the letter should provide his or her reply.
A.
正确
B.
错误