皮皮学，免费搜题
登录
搜题
【单选题】
渐开线上各点的压力角不相等,越远离基圆压力角越大,基圆上的压力角为( )。A.
)最小
B.
)最大
C.
)是常数
D.
)等于零
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【单选题】Read the article's introduction [paragraphs 1-5]. Select the paragraph from the section that explains why Sphynx cats are popular.
A.
Sphynx cats might seem a bit creepy because they do not have hair. Some say they look like naked mole rats.
B.
Sphynx are not slimy to touch, as some might think. In fact, they are about 4 degrees warmer than most other cats. They are also not truly hairless. They have a layer of soft fuzz. It is like a fresh peach.
C.
Still, owners love them most because they are so friendly. They need love more than other cats, says Maria Trimarchi. She has two Sphynx cats. "They love people so much."
D.
These cats are named for the ancient sculpture in Egypt. Yet, the Sphynx has no link to that land.
【简答题】看谁都能算对！ 70-40= 80-60= 40-20= 50+40= 90-30= 60-40= 20+10= 30+40= 10+50= 90-10= 10+30= 80+10= 60-20= 70+20= 100-30=
【简答题】计算。 10+30+50= 90-60+40= 70-20-40= 50+30-60= 60+20-40= 20+20+40=
【简答题】口算。 40+30= 80-10= 20+40= 30+20= 50+30= 70-20= 90-50= 60-40= 30+60=
【单选题】Look at the following two passages and decide which one has better cohesion?
A.
When cats are hungry, they rub on your leg and demand immediate attention. However, when they are satisfied, they find a quiet place and sleep.
B.
When cats are hungry, they rub on your leg and demand immediate attention. They find a quiet place and sleep when they are satisfied.
【简答题】口算。 30+40= 40+10= 60-30= 80-40= 80+20= 80-30= 20+20= 90-50= 10+60= 70-30= 60-40= 40-30= 60+20= 10+70= 20+50= 30+50= 40-20= 50-30=
相关题目：
参考解析：
知识点：
题目纠错 0
发布
