针对项目前期阶段的可行性研究，以下论述正确的是（）。A．其研究重点是市场需求分析 B

Dear mother,
Today is Sunday. I ____ go to school. I stay ____ home. I'm writing to you now. Every day, I go to school ____ seven thirty in the morning. We have four lessons in the morning. We read and write Chinese ____ school.
____fifty-five students in my class. Four of them ______ Americans（美国人）. The other（其他的） students are Chinese. The Chinese people are friendly（友好的）. Now I have ____ Chinese friends. My classmates are all my friends. They teach ____Chinese. I can ____ a little Chinese now. Please ____ worry about me.
Yours,
Kate

小题1:	A．don't B．am not C．doesn't D．isn't

小题2:	A．in B．at C．on D．of

小题3:	A．from B．with C．at D．in

小题4:	A．behind B．about C．on D．at

小题5:	A．There's B．There're C．They're D．it's

小题6:	A．is B．are C．am D．like

小题7:	A．any B．much C．many D．little

小题8:	A．I B．my C．I'm D．me

小题9:	A．speak B．talk C．tell D．say

小题10:

A．not B．no C．don't D．can't