哪一项不是Word文档基本操作( )。
A. 新建文档
B. 删除文档
C. 打印预览和打印文档
D. 打开文档和保存文档
Therea meeting tonight.
A. will be
B. had be
C. is going be
D. was
There _______a knock at the doorjust now .
A. will be
B. has been
C. were
D. was
Therea pen and two books on the desknow.
A. are
B. be
C. is
D. was