His daughter is busy making _________ for the entrance examination to be held in June.

A．gifts

B．speeches

C．preparations

D．choices

"可使血管收缩，神经兴奋性增高，肌张力提高"的是（）。

A.温水浴

B.热水浴

C.热水浴、冷水浴

D.冷水浴、凉水浴

E.不感温水浴