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【判断题】
The northern peoples were mostly engaged in farming in history.A.
正确
B.
错误
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举一反三
【简答题】在横线上填写ABCD序号 We all enjoy____. A play basketball B playing basketball C. to play basketball D played basketbal
【简答题】Point out the problems of the following sentences, and then revise them. 1) Ron tries to call home once a week. To stay in touch with his parents. 2) Andy forgot the time he missed the final exam. 3) ...
【单选题】已知一棵二叉树的先序遍历结果为ABCDEF,中序遍历结果为CBAEDF,则后序遍历的结果是( )。
A.
CBEFDA
B.
FEDCBA
C.
CBEDFA
D.
不确定
【简答题】Point out the problems of the following sentences, and then revise them. 1) Ron tries to call home once a week. To stay in touch with his parents. 2) Andy forgot the time he missed the final exam. 3) ...
【单选题】We are not supposed ______ basketball on Sundays.
A.
to play
B.
playing
C.
with playing
D.
played
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