有人在防治果园虫害时误喷了一种除草剂，使果树叶片枯死、脱落。这种除草剂最可能含有[ ]
A．生长素
B．细胞分裂素
C．赤霉素
D．乙烯
答案：A
三角形一定不是轴对称图形。[ ]
根据句意及首字母提示补全单词。
1. You've got a cold. Take the m_____ three times a day and you will feel better.
2. A hot bath will make you feel r_____ after a hard day's work.
3. The teacher is organizing a d_____ about how to use pocket money.
4. To p_____ children from getting ill, parents should encourage them to do more exercise.
5. Too much work and too little rest often lead to i_____.
6. —Tim, come out to play with us.
—Wait a minute! N_____ finished.
