高二英语M7 Unit 2 Fit for life单元测试题及答案第一节:单项填空(共15小题;每小题1分,满分15分)1. Well have a picnic in the park this Sunday _ it rains or its very cold.A. since B. if C. unless D. until2. My brother is really _. He often works in his office far into the night.A. open-minded B. hard-working C. self-confident D. warm-hearted3. - I just cant stop worrying about the result of the job interview.- _. Theres nothing you can do now but wait.A. Relax B. Go ahead C. Go for it D. Good luc