Playing on a frozen sports field sounds like a lot of fun. Isn't it rather risky，__________？
| A．though | B．also |
| C．either | D．too |
42. I can't get my boots _____. They are too tight.
| A．off | B．down | C．away | D．Up |
41. Mosquitoesbreed in swampy areas.
| A．always | B．rarely | C．never | D．Generally |
40. She was reading the newspaper attentively, but she looked _____ the newspaper when she heard them talking about her.
| A．away from | B．out for | C．up away | D．up from |
39. There are hurricanes here frequently in summer. The underlined part means _____.
| A．often | B．recently | C．sometimes | D．Seldom |
37. Stop! If you go any _____, you will be in danger..
| A．far | B．farther | C．further | D．far away |