I. 单项选择（共10题； 每小题1分,满分10分）
1. Because of her fear of flying, Alice would rather take a long train journey ______ travel by air.
A. as B. to C. than D. while
2. I can help you _________ I can.
A. even if B. as though C. unless D. as far as
3.____ he will offer us enough help doesn’t matter a lot to our success.
A. If B. Whe [来自e网通客户端]