早上向某人问好，应该说__________ A、How are you ? B、Good morning ! C、Hello !
The sign means you shouldn't ______ photos here. A. take B. talk C. taking
Ben，open the window please. ______ close it. A. Don't B. Aren't C. Not
It's time ________ some cakes. A. to B. for C. for have
The boys ________books in the classroom now. A. are looking B. are reading C. are seeing
同学们，生活中你一定见到过不少的标志语吧！你能把下面这些标志送回家吗？
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