桑叶具有的功效是( )
A.疏散风热,清利头目B.疏散风热,息风止痉C.疏散风热,解毒透疹D.疏散风热,清肝明目E.疏散风热,疏肝解郁
参考答案:D
下列各组中的两个单项式属于同类项的是[ ]
A.0.2a2b与0.2ab2
B.11abc与9bc
C.3m2n3与﹣n3m2
D.62与x2
根据汉语意思完成句子,每空一词。
1. 纸是用木头造的。
Paper _____ _____ _____ wood.
2. 小树应当受到好的照顾。
Young trees should _____ _____ _____ _____ _____.
3. 刚才他对他的老师很生气。
He was _____ _____ his teacher just now.
4. 吉姆周末经常帮他妈妈洗餐具。
Jim often helps his mother _____ _____ _____ on weekends.
5. 上半场结束时,比分是2比O。
_____ _____ _____ _____ the first half, the score was 2:0.
6. 希望你及时完成工作。
You _____ _____ to finish the job in time.
7. 这个暑假我想和詹妮出国。
I _____ _____ _____ _____ with Jenny this sum-mer vacation.