问题
多项选择题
安全帽在使用前应检查（）下颏带等附件完好无损。
A、帽壳
B、帽衬
C、帽箍
D、顶衬
答案
参考答案：A, B, C, D
搜题请搜索小程序“爱下问搜题”
安全帽在使用前应检查（）下颏带等附件完好无损。
A、帽壳
B、帽衬
C、帽箍
D、顶衬
参考答案：A, B, C, D
| 根据所给句子，选择最佳的应答语。每个选项只能用一次。 ( ) 1. Did you use to be scared of teachers? ( ) 2. What do you want to be when you grow up? ( ) 3. Does she remember losing a schoolbag full of homework? ( ) 4. You remember meeting this group of friends. ( ) 5. Have you been a volunteer? | |
|