问题
判断题
加固货物使用扁钢腰箍一端必须有紧固装置。
答案
参考答案:错
加固货物使用扁钢腰箍一端必须有紧固装置。
参考答案:错
完形填空。 It is Saturday today. Peggy and Vicky __1___ go to school. Now they're __2___ their homework. It is __3__. It is __4__ for them to have lunch. They leave the study (书房) and go to the __5__ room. About twenty __6__ later, they go back to the __7__ again. Now Peggy is working on a hard problem: | ||||
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"What's the next __8__, please?" asks Peggy. "Let me __9__. Um, I know-it's __10__." answers Vicky. | ||||
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