1编号：51604题型：单选题测试正确率：55.95%
2编号：51523题型：单选题测试正确率：52.99%
3编号：51522题型：单选题测试正确率：46.48%
4编号：51521题型：单选题测试正确率：63.63%
5编号：51520题型：单选题测试正确率：52.06%
6编号：50315题型：单选题测试正确率：59.26%
What can we know from the passage?
7编号：50314题型：单选题测试正确率：42.47%
Which is true?
8编号：49893题型：单选题测试正确率：40.2%
（题干同试题12）How many kinds of collections are mentioned (被提到) in the passage?
9编号：49755题型：单选题测试正确率：78.93%
10编号：49395题型：单选题测试正确率：64.33%
What things do the three children do together? They .
提醒:
