用括号中所给词的适当形式完成句子。

1.  She always eats thin meat ____(keep) thin.

2.____   (communicate) is very important between lovers.

3. Now the students in China get         (much) exercise than years ago.

4. The father often keeps him____ (take) different lessons.

5. Work____(hard) and you'll do better in your studies.

我国对严重、罕见或新的药物不良反应病例须

A．用有效方式最迟不超过10个工作日报告

B．用有效方式最迟不超过20个工作日报告

C．必要时可越级报告，最迟不超过8个工作日

D．用有效方式，快速反应，必要时可以越级报告，最迟不超过15个工作日

E．用有效方式，快速报告，最迟不超过5个工作日