题型：问答题 用下列所给单词的适当形式填空。flower, sky, sandal, fly, sand, ocean, grass1. I like swimming in the _____________. 2. There are some _____________ and _____________ under the tree. 3. We can make things with the _____________. 4. The pair of _____________ is for me. 5. The bird _____________ in the _____________. 查看答案
题型：问答题 －Any information about your son?－No，if only I ______ those tough words to him．A．didn’t sayB．hadn’t saidC．shouldn’t have saidD．couldn’t have said 查看答案
题型：问答题 下列各组物质能在pH=1的无色溶液中大量共存的是（ ）A．K2SO4 Ba（OH）2 KClB．Cu（NO3）2 NaCl KNO3C．Na2CO3 KNO3 NH4ClD．MgSO4 NaNO3 KCl 查看答案