【2012 贵州遵义】—How was your climbing Mount. Huang?—I didn’t believe I could do it _______ I got to the top.A. until while C. after
I have ________ useful knife and my sister has _______ eraser.
The tall boy ______ you just met is my brother.
-- Peter knows much French. -- ________.
Which sign tells you to go straight ahead? A. B. C. D.
The new teaching building ________ before the new term begins.