单选题
RSI: Health Problems at the Keyboard

Do you use a keyboard in your job? If you 1 , you will at some time suffer "RSI", that is, pain in 2 arms. What can you do 3 it? You can use an ice pack, or you could wear wrist supports 4 the ones that tennis players use.
Wrist supports 5 the wrist muscles warm, and prevent the injury from getting 6 . You could also try 7 one of the new Maltron "anti-RSI" keyboards.
People who use a Maltron keyboard say they no 8 get any pain. Using your "mouse" can also 9 problems. 10 you get a lot of pain in your " mouse hand", try using Logitech mouse. That"s the one with the ball on the top rather 11 underneath, so you just move your fingertips.
Finally, don"t 12 too long at your keyboard: take a break every half hour.
【正确答案】 A
【答案解析】[解析] 用do来代替重复使用的动词。
【正确答案】 A
【答案解析】[解析] 第二人称you的所属形式是your。
【正确答案】 B
【答案解析】[解析] do sth. about...是固定搭配。
【正确答案】 C
【答案解析】[解析] like意为“像，比方说”，such as是固定搭配。
【正确答案】 C
【答案解析】[解析] keep warm是固定搭配，意为“保暖”。
【正确答案】 A
【答案解析】[解析] to get worse是固定搭配，意为“……变得更糟”。
【正确答案】 B
【答案解析】[解析] try doing sth. 是固定短语，“尝试做某事”。
【正确答案】 B
【答案解析】[解析] no longer是固定搭配，意为“不再……”。
【正确答案】 A
【答案解析】[解析] cause problems是固定搭配，意为“引起困难”。
【正确答案】 C
【答案解析】[解析] If you get A, do B. 是常见句型。
【正确答案】 A
【答案解析】[解析] rather than...是固定搭配，意为“而不是……”。
【正确答案】 B
【答案解析】[解析] spend意为“花费时间做某事”。