1.选择题- (共2题)
2.下列实验方案能达到实验目的是（ ）
选项 | 实验目的 | 实验方案 |
A | 检验氯化钙溶液中含有稀盐酸 | 取样，加入适量的碳酸钙 |
B | 区分氢氧化钠溶液和纯碱溶液 | 取样，加入无色酚酞溶液 |
C | 除去氯化铜溶液中的氯化锌 | 加入过量的锌，过滤 |
D | 证明氢氧化钠已部分变质 | 取样，加入少量的稀盐酸 |
2.单项选择- (共4题)
3.
— Tom seems not so enthusiastic as he was two years ago.
— Yes. He’s really reached a point in his career ______ he has to decide what to do next.
— Yes. He’s really reached a point in his career ______ he has to decide what to do next.
| A．that | B．when | C．where | D．which |
4.
— It is said that Tom is a wise manager in your company.
— Oh, no, he is ____ but a wise leader.
— Oh, no, he is ____ but a wise leader.
| A．anything | B．anyone | C．nothing | D．something |
5.
—Have you ever been to Singapore?
— Yes, I ____ there 3 times in 2009 alone.
— Yes, I ____ there 3 times in 2009 alone.
| A．have been | B．have gone | C．went | D．had gone |
试卷分析
-
【1】题量占比
选择题:(2道)
单项选择:(4道)
-
【2】：难度分析
1星难题：0
2星难题：0
3星难题：0
4星难题：1
5星难题：0
6星难题：3
7星难题：0
8星难题：0
9星难题：0