1编号：3494题型：单选题测试正确率：42.89%
15 years ______ since I became a teacher.
2编号：3481题型：单选题测试正确率：56.58%
I don't think I ______ you in that dress before.
3编号：3478题型：单选题测试正确率：66.3%
— Oh, Mrs. King, your necklace looks nice. Is it new? — No, I______ it for two years.
4编号：3477题型：单选题测试正确率：86.18%
— Mum? May I go out and play basketball? — ______ you_____ your homework yet?
5编号：3475题型：单选题测试正确率：80.38%
— Have you ever______ Lintong to see the Terra Cotta Warriors? — Yes, I have.
6编号：3414题型：单选题测试正确率：46.23%
Great changes ______ place in my home town and many new schools ______.
7编号：3352题型：单选题测试正确率：80.21%
—______ you ______ out the problem, Sam? —Not yet, but I’m going to.
8编号：3350题型：单选题测试正确率：59.68%
—How clean the bedroom is! —Yes, I am sure that someone ______ it.
9编号：3282题型：单选题测试正确率：72.75%
My life ______ a lot over the years.
10编号：3261题型：单选题测试正确率：61.49%
He ______for three years .
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