化学纤维绳可分为（）。 A.尼龙绳 B.涤纶绳 C.吕宋绳 D.维尼纶绳 E.丙纶绳 发布时间：2019-01-21 20:23 │ 来源：www.tikuol.com 题型：多项选择题 问题： 化学纤维绳可分为（）。A.尼龙绳B.涤纶绳C.吕宋绳D.维尼纶绳E.丙纶绳
题型：多项选择题 完形填空。 We got over 1,000 1 , faxes, and e-mails from our readers about their New Year's resolutions. Thank you! Many readers are going to work 2 in school this year. Lots of readers are going to 3 . Some readers said they were going to eat _4_ vegetables. A few readers _5__ they were going to learn a new language. Some _6_ said they were going to exercise more to keep fit. Some 7 said they were going to study the subjects their children learn at school. They said they 8 to communicate better with their kids. An old lady said she found a job 9 a foreign language teacher. She is going to 10 a teaching job in China next year.( ) 1. A. stamps ( ) 2. A. hard ( ) 3. A. play sports ( ) 4. A. many ( ) 5. A. say ( ) 6. A. girls ( ) 7. A. fathers ( ) 8. A. want ( ) 9. A. like ( )10. A. look for B. fruits B. harder B. play games B. more B. says B. boys B. mothers B. wanted B. as B. look at C. letters C. hardest C. play with C. a little C. said C. men C. parents C. wants C. for C. find 查看答案
题型：多项选择题 许多照相机镜头到胶片的距离是可调的。某次拍摄前摄影师已经把相机”调焦”，使被摄者在胶片上形成了清晰的像。如果在拍摄前被摄者移动了位置，他和摄影者的距离变大,为使他在胶片上仍然形成清晰的像，镜头与底片的距离应该：[ ]A.变小 B.变大 C.先变小后变大 D.先变大后变小 查看答案