______ is difficult to learn English.A. ThisB. That C. It D. Which

题型：广东省期末题难度：来源：

______ is difficult to learn English.
A. This
B. That
C. It
D. Which

答案

举一反三

单项选择。____ about three hundred kilometers from Shijiazhuang to Beijing. [ ]
a. It"s　　　
b. They"re　　　
c. That"s　　　
d. This is　

题型：同步题难度：| 查看答案

单项选择。How far is ___ from Shenzhen to Guangzhou?　 [ ]
a. that　　　
b. this　　　
c. it　　　
d. they

题型：同步题难度：| 查看答案

____ difficult to climb that mountain in rain. [ ]
A. It"s
B. That
C. This
D. it

题型：期末题难度：| 查看答案

I found _____ very difficult to learn maths well.　

[ ]

A. what
B. it
C. that
D. this

题型：专项题难度：| 查看答案

We find _______ necessary to learn English well for our future. [ ]
A．that
B．this
C．it
D．them

题型：期中题难度：| 查看答案