公共英语一级考试里，单项选择题是必考的'题目之一，难度虽然一般不大，但是考生还是需要在备考过程中，进行一些常规的练习，下面是小编为大家整理的一些公共英语一级单项选择练习题，供大家使用。
26. ——Do you know about Jim? —— He _____ to Canada.
A. has gone B. goes C. had gone
27. You can come now ____ you can meet us at the supermarket later.
A. as B. but C. or
28. —— Who shall I give this paper to?
—— You can give it to _____. It doesn't matter.
A. anybody B. somebody C. everybody
29. I usually buy ____ newspaper on my way to work.
A. an B. a C. the
30. Could you ____ the baby while I go out shopping, please?
A. look at B. see C. watch
31. I'm sure it won't work. Can't you come up with a _____ idea?
A. best B. better C. good
32. —— What day is today? —— It's ______.
A. Monday B. a fine day C. September 1st
33. Paul decided to give up the job, but wouldn't tell us his ____.
A. reasons B. cases C. hopes
34. Bill will use my office ____ I come back from Australia.
A. when B. until C. as
35. Be careful when _____ the road.
A. crossing B. to cross C. cross
36. I don't agree with ____ you've just said.
A. that B. which C. what
37. Don't ____ every new world in the dictionary while you're reading a book.
A. look for B. look up C. look after
38. —— When do you get paid? —— _____ the end of the month.
A. In B. At C. To
39. If I ____ you tomorrow, I will give you the receipt.
A. see B. will see C. am seeing
40. I can't hear very well. Do you think you ____ speak up?
A. should B. must C. could
