在“画图”程序中画水平、垂直或沿45度方向的直线时，要按（）键_爱下问搜题

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问题单项选择题

在“画图”程序中画水平、垂直或沿45度方向的直线时，要按（）键。

A．Shift

B．Ctrl

C．Alt

D．Space

答案

参考答案：A

填空题

选词填空。

thank, racket, they, have, great, but, parent, I, nine, dear

__1__ Betty,
     __2__ for the photo of your family. Here is __3__ family photo!
     These are my __4__.This is my sister,Jane. This is my brother, Tony. Tony likes sports very much. He
has a __5__sports collection. He has eight tennis __6__, __7__ basketballs, and seven baseballs. He
__8__ three soccer balls and five volleyballs. __9__ he doesn't play sports-he only watches __10__ on
TV. I love my family so much!
                                                                                                                                       Your friend,
                                                                                                                                             Emma

多项选择题

上呼吸道狭窄引起吸气性喘鸣见于（）。

A.支气管炎症

B.喉头水肿

C.咽炎

D.喉和器官肿瘤或异物

E.支气管哮喘