填空

1. Li Ming is as____    (hardworking) as Chen Liang.

2. We don't speak English as____    (fast)  as the foreigners do.

3. She didn't see me come in, and continued            ___      ( play) her toys.

4. Many smokers have come to stop____(smoke).

5. It is likely             ___     _(spend) several days learning riding the bike.

在选择轮椅时，患者坐在轮椅上时，应保持大小腿之间的角度最佳为（）。

A.70°～90°

B.90°～110°

C.110°～130°

D.130°～150°

E.150°～170°