计算机高级语言编写的程序编译成机器语言程序后即可被计算机执行。 ( )
参考答案:对
用所给单词的适当形式填空。
1. The teacher asks John _____ (come) to her office.
2. He often _____ (wash) his clothes on Sundays.
3. There _____ (be) a bookstore and two banks in my neighbourhood.
4. In China, everyone _____ (like) dumplings.
5. The coffee shop makes a lot of _____ (drink).
关于次氯酸钠的说法错误的是()
A.为淡黄色透明液体
B.不稳定,见光易分解
C.有腐蚀性,会伤害皮肤
D.可与酸类同时使用