已知x和y是实数，举例说明下列说法是错误的．

（1）│x+y│=│x│+│y│；（2）若x≤y，则x²≤y²．

同义句转换。

1.How do you like this house?

___________ do you ___________this house?

2.Tom can’t work, if he doesn’t drink tea.

Tom can’t work ___________.

3. How much is this dictionary?

___________this dictionary?

4.A Chinese farm is different from an American farm.

A Chinese farm ___________ ___________an American farm .

5. The pen is cheaper than any other.

The pen is ___________of all.