1编号：2791题型：单选题测试正确率：0%
— Do you know ______ man in blue ? — Yes, he’s a professor of ______ University.
2编号：2789题型：单选题测试正确率：0%
There’s _____ apple on the table. ______ apple is for my little brother.
3编号：2788题型：单选题测试正确率：0%
Lucy is _____ good girl. She often helps others.
4编号：2785题型：单选题测试正确率：0%
— How was _____ dinner at Mike’s house ? — It was great. Mike’s mum is ______ wonderful cook.
5编号：2782题型：单选题测试正确率：0%
Look! There is _____ cat in the tree.
6编号：2779题型：单选题测试正确率：0%
—What does Michael look like ? —He has black eyes and _____ wide mouth.
7编号：2749题型：单选题测试正确率：28.98%
已知（a+b）2+|b-5|=5-b，且|2a-b-1|=0，那么ab为（ ）
8编号：2748题型：单选题测试正确率：76.74%
已知x，y满足|y-1|+（x-4）2=0，求x+y的值为（）
9编号：2747题型：单选题测试正确率：39.77%
如果|ab-2|+|b-1|=0，求式子的值为（）．
10编号：2715题型：单选题测试正确率：88.85%
方程解法中括号里面应填入（ ） 解：方程两边同时乘以6得12-3(3x-1)=21+2(x-14) 去括号得（ ） 移项、合并同类项得-11x=-22 系数化为1得x=2
提醒:
的值为（）．
解法中括号里面应填入（ ）