1. _____ Browns are going shopping this Saturday. They are going to buy _____useful umbrella.

    A. /; a                       B. The; a                    C. /; the                      D. The; an

2. I haven’t got a letter from my American friend _____ last month.

¡¡A. since                    B. by the end of           C. for                       D. until

3. --- Which of these places will you visit, Taizhou Zoo, Fengcheng River or Pozi Street?

--- I’ll visit      of them, because I have been there many times and now I am very tired.

A. either                   B. all                         C. none                      D. nothing