在方程2x-3y=6中,用含x的代数式表示y为:______.
方程两边同时减去2x得:-3y=6-2x;方程两边同时除以-3得:y=13(2x-6).
阅读理解。
To help you decide what might make a good pet, we've put together a pet checklist. We've named some
of the animals that are often kept as pets. We've shown some good points and bad points about each. And
we hope it may help you make the best choice (选择).
1. You are ______ to keep a raccoon as a pet in many places of America.
A. suggested
B. encouraged
C. not allowed
2. It would be easier for you to keep a ______ as a pet if you're often too busy to take care of it.
A. rabbit or raccoon
B. rabbit or cat
C. raccoon or dog
3. If you feed birds at home, you should be very careful to choose a ______ as your another pet.
A. rabbit
B. raccoon
C. cat
4. The dog may ______ you if you make it angry.
A. hurt
B. fix
C. train
5. The writer tries to help us ______with the checklist.
A. learn how to look after our pets
B. find which animal is our best choice as a pet
C. know what kind of animals can be kept as a pet
在国际支付中,托收的当事人主要有()。
A.受益人
B.托收银行
C.代收银行
D.委托人
E.付款人