问题
多项选择题
钢材质量验收包括（）。
A.外观质量验收
B.内在化学成分验收
C.力学性能的验收
D.冷弯性能验收
答案
参考答案：A, B, C
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钢材质量验收包括（）。
A.外观质量验收
B.内在化学成分验收
C.力学性能的验收
D.冷弯性能验收
参考答案：A, B, C
| 完形填空。 | |||
| This is a special class in a Chinese school. The students come from __1__ countries. Some come from America, __2__ come from Canada, Japan, Australia and England. They __3__ different languages, but all of __4__ can speak Chinese. They are good friends. They study together, play together and __5__ together. They help each other. All the __6__ of this class are Chinese, but they can speak English, too. They __7__ their students with Chinese. They are very kind __8__ helpful. They work hard. The students __9__ this class study Chinese cooking , so they can make delicious meals. All the students like China. They say China is a great country and the Chinese people are very friendly. And they are __10__ in China. | |||
| ( )1 . A. same ( )2 . A. the other ( )3 . A. speak ( )4 . A. their ( )5 . A. work ( )6 . A. parents ( )7 . A. teach ( )8 . A. but ( )9 . A. on ( )10 . A. bad | B. different B. other B. say B. they B. enjoy B. brothers B. help B. so B. at B. happy | C. old C. some other C. talk C. them C. live C. teachers C. talk C. or C. in C. sorry | D. new D. others D. tell D. us D. help D. students D. play with D. and D. into D. sad |