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【判断题】
所有昆虫口器都是左右对称的。A.
正确
B.
错误
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【简答题】完形填空。 Hearing the front door open, I ran down to the kitchen and waited. I saw my dad come in, with the white envelope in his hand. I had waited all day for this, so I reached over him for it as soon ...
【简答题】Complete the following sentences with the expressions given below. believe it or not, dream on, day in and day out, fire away The reporters _________ at the president. He's upstairs doing his homewor...
【单选题】----- ______ to the sun, the flower will become dry soon. ----- What you said does make _______. [ ]
A.
Exposed; sense
B.
Exposing; sense
C.
Exposed; senses
D.
Exposing; a sense
【简答题】Hearing the front door open, I ran down to the kitchen and waited. I saw my dad come in, with the white envelope in his hand. I had waited all day for this, so I reached over him for it as soon as he ...
【简答题】They did not observe her _____ in and go
upstairs.A. to come B. coming C. come D. has come
【单选题】蛔虫对人体的危害很大,最严重的危害是( )
A.
成早寄生导致的并发症
B.
幼虫移行对肠壁的损伤
C.
幼虫移行对肺部的损伤
D.
长期夺取营养导致的营养不良
E.
代谢产物的毒性作用和免疫损伤
【单选题】预装式变(配)电站(简称预装式电站)又称箱式变电站。主要用于电压为( )的系统，作接受分配输入的电能和向用户提供低压电能之用。
A.
3～35kV
B.
2～35kV
C.
1～10kV
D.
1～35kV
【单选题】They didn’t observe her _______ in and go upstairs. prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>
A.
come
B.
came
C.
to come
D.
coming
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