English:一、连词成句(6~11题翻译):1.old is frend who your 2.is in grad

1个回答

  • 一、连词成句(6~11题翻译):1.Who is your old friend?2.He is in grade one class two.3..Let us go and look at the new stamp.4.Where is her Englishteacher?5.This man in the picture is Dick's father.6.Let's put away the clean clothes.我们去把干净的衣服收起来.7.She is really beautiful.她真漂亮.

    8.8.He likes working with numbers.他喜欢做和数字有关的工作.9.She often helps tourists find their way.她经常帮游客指路

    10.What can you see in the picture 在图片中你能看见什么?11.He goes to the bookstore by subway.他乘地铁去书店.二、填空

    fever

    cough

    snivels

    throat

    数学:求阴影部分面积:

    把大圆的直径看做d半径看做r

    30º÷360º=1/12

    (r²π×3/4+r²)-(d²π×1/12)=3/4r²π+r²-rπ1/6