I think          important for us to learn a foreign language well.　　

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

“Hello, who’s ___?” “Hello, ___ is Mary speaking.”
　　A. this；that　 　　B. that；this　 　　C. this；this　 　　D. that；that
　　

B　　电话用语 this 指我 that 指你　
　

---Hello, who’s ___?　

---Hello’___ is Wang Fei speaking.
　　A. this；that　　　B. that；this　　　C. this；this　　　D. that；that
　　

B　　点拨：电话用语
　

I find _________ difficult to remember so many English words.

[　　]

______ are my sister's skirts. Mary's are over there.

[    ]

　　A. This   B. That   C. These   D. Thoses