新民村今年植树2120棵，去年比今年少植树380棵．两年共植树多少

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问题解答题

新民村今年植树2120棵，去年比今年少植树380棵．两年共植树多少棵？

答案

2120+（2120-380），

=2120+1740，

=3860（棵）；

答：两年共植树3860棵．

补全对话，情景问答

补全对话，填入所缺词汇。

Alan : Hello, Bill. 1 do you often come to school?

Bill: I often come 2 a bus. What 3 you?

Alan: Oh, I usually come _ 4 bike, but sometimes. I come 5 foot.

Bill: 6 7 is it from your home to school?

Alan: It's two kilometres.

Bill: 8 9 does it take?

Alan: It 10 me about 10 minutes on my bike and 20 minutes to walk.

问答题简答题

简述人体主要内分泌腺及其生理功能。