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【简答题】
根据晶体缺陷的几何特点,实际金属的晶体缺陷可以分为 、 、和 。
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举一反三
【单选题】Jerry has been kept on doing morning exercise for along time. And now he becomes stronger than ever. He is no longer ______he use to be, when he often caught cold.
A.
that
B.
what .
C.
which
D.
whom
【简答题】What are the two speakers doing? [A] Sending an e-mail. [B] Doing spelling exercise. [C] Chatting online. [D] Talking on the phone.
【单选题】李冶曾说:“吾平生著述,死后可尽燔去.独( )一书,虽九九小数,吾常精思致力焉,后世必有知者.庶可布广垂永乎。”
A.
《益古演段》
B.
《四元玉鉴》
C.
《数书九章》
D.
《测圆海镜》
【简答题】送礼的形式多种多样,常见的主要有三种:一是()、二是托人赠送、三是邮寄赠送。
【简答题】孟子在《公孙丑上》中说：“我知言，我善养吾()。”
【单选题】— Tomorrow is a holiday! Why are you doing your homework? —I am doing this exercise now so that I won't have ______ on Sunday.
A.
for
B.
them
C.
it
D.
to
【单选题】_______ good for our health.
A.
Do exercise is
B.
Doing exercise is
C.
Do exercises are
D.
Doing exercises are
【单选题】It is known to us that doing exercise _____ our health,and that is to say, ou health can ____ doing exercise. [ ]
A.
benefits; benefit from
B.
benefits to; benefit
C.
benefits from; benefit
D.
benefits; be benefited from
【单选题】_______ is good _______ your health. [ ]
A.
Do eye exercise, for
B.
Doing exercise, for
C.
Do eye exercises, to
D.
Doing eye exercises, to
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