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【判断题】
低为了对含有的平面机构进行分析和研究A.
正确
B.
错误
拍照语音搜题，微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
举一反三
【单选题】He can _____ his father _____ him. [ ]
A.
ask; help
B.
ask; helping
C.
ask; to help
D.
to ask; to help
【简答题】完形填空。 Every day you ask 'Can I dothis?' or 'Can I do that?' and people ask you the same 1 .But do you know the 2 way to ask for permission (许可 )? You must be polite (有礼貌的) 3 you are asking for perm...
【简答题】No one ______ him about his intention. A) dares ask B) dare ask C) dare to ask D) dares asking
【单选题】关于电子显微镜，下列哪项 描述有误
A.
组织或细胞观察前均需经超薄切片
B.
分为透射式和扫描式两大类
C.
分辨率可达0.3nm
D.
利用电子束作照明源
E.
在荧光屏上成像
【单选题】Could you ______ her ______ me back? [ ]
A.
ask, to call
B.
ask, call
C.
to ask, call
D.
to ask, to call
【单选题】Can you ____ your mother ______ us ? [ ]
A.
ask, to help
B.
to ask, help
C.
ask, help
D.
to ask, to help
【单选题】Would you please the children with snake?
A.
to ask;not to play
B.
ask;not to play
C.
ask; not play
D.
ask; don’t play
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