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【单选题】
血管壁的一般结构可分为A.
内皮、中膜、外膜
B.
内膜、中膜、外膜
C.
黏膜、中膜、外膜
D.
黏膜、黏膜下层、肌层、外膜
E.
内膜、中膜、浆膜
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举一反三
【单选题】I like listening to music, but my sister enjoys _____ the piano.
A.
play
B.
to play
C.
playing
D.
is playing
【单选题】A black car ran over the child yesterday. He saw____ accident in the street.
A.
the
B.
a
C.
an
D.
/
【单选题】The lost child ______ in the park by the police yesterday.
A.
found
B.
was found
C.
is found
D.
was
【单选题】下列叙述中正确的是( )。
A.
主体鱼与配养鱼同时等量下塘
B.
池塘条件不好，但饵料条件充足，就可以增加放养量
C.
凡是与主体鱼在食饵竞争中有矛盾的鱼种一定要任选一种
D.
都不正确
【单选题】They went through the forest yesterday ______ the lost child.
A.
search for
B.
in search of
C.
in search for
D.
searched for
【单选题】The child didn’t take medicine yesterday evening, did he?_____
A.
No, but I wish he did
B.
Yes, but I wish he did
C.
No, but I wish he had
D.
Yes, but I wish he had.
【简答题】Read and order. 给下列句子排序。 1. I'll take four, please. 3. What would you like? 5. I'd like erasers. 7. Yes, this is 2 yuan. 9. You're welcome. 2. How much is this? 4. Four yuan. 6. That's expensive. Are ...
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