(1)原式=1-9+4,
=-4.
(2)原式=x6y3•4x2y6,
=4x8y9.
预警分析模块主票是针对()重点税源企业,进行分析监控。
A.省级监控
B.县级监控
C.市级监控
D.以上都是
根据句意和首字母提示完成单词。
1. The microwave oven can help you h the food very quickly.
2. Can I borrow your pocket c ? This mathematical calculation is too difficult.
3. My favorite shoes are those with a heels, because I can move the heels up and down.
4. This kind of machine can be o____easily, so you needn't much skill to do the job.
5. I need a pair of s to wear at home.