问题
多项选择题
《建筑施工安全技术统一规范》GB50870-2013规定，建筑施工机械设备和施工机具及配件安全技术控制中的性能检测应包括金属结构、工作机构、安全保护装置、（）等内容。
A.仪器设备
B.电器装置
C.测点布置
D.液压系统
答案
参考答案：B, D
搜题请搜索小程序“爱下问搜题”
《建筑施工安全技术统一规范》GB50870-2013规定，建筑施工机械设备和施工机具及配件安全技术控制中的性能检测应包括金属结构、工作机构、安全保护装置、（）等内容。
A.仪器设备
B.电器装置
C.测点布置
D.液压系统
参考答案：B, D
| 完形填空。 | ||
| This is a picture of a park. You can___1__many people in the park. There 2 a small hill in it, There aren't 3 flowers now. But there 4 some trees. 5 he trees some birds are singing. Near the trees there are some 6 They 7 8 a table. They're drinking tea and 9 .Two young 10 are standing under one of the trees. | ||
| ( )1. A. 1ook ( )2. A. are ( )3. A. some ( )4. A. are ( )5. A. On ( )6. A. man ( )7. A.are siting ( )8. A.at ( )9. A. talk ( )10. A. womans | B. see B. am B. any B. aren't B. At B. men B. are sitting B. near B. is talking B. woman | C. watch C. is C. are C. is C. In C. boy C. sitting C. in C. talking C. women |