问题
填空题
当水泥用量越多,水灰比越大,混凝土的徐变()。
答案
参考答案:越大
当水泥用量越多,水灰比越大,混凝土的徐变()。
参考答案:越大
从方框中选择合适的句子补全对话。 | |
B: 1_______________________________ A: 2_______________________________ B: It's five forty. A: Oh, time for supper. B: 3_______________________________ A: I would like some meat and carrots. B: OK. I'll make at once. A: 4_______________________________ B: Sure. You can help me wash the carrots. A: OK. I'm happy to do it. 5_______________________________ B: He is reading a newspaper. |