Compared with his sister, Jerry is even more ____   to, and more easily troubled by , emotional and relationship problems.

However ________, the native people do have something in common.

---John always thinks of others instead of himself ---So he does. It is_____of him to want to help others

The medicine tastes ________ , but works ________.

—The hotel business in China is as __________ as that in developed countries now.—Yes, but we still have a long way on energy saving hotels.