世界最高的大高原是[ ]
A．巴西高原
B．德干高原
C．青藏高原
D．伊朗高原
答案：C
You can find a way to reach your goals when you are proud _____ yourself and stand tall
like a sunflower. [ ]
A. on
B. from
C. of
催眠药应( )。
A．空腹内服B．饭前内服C．饭后内服D．睡前内服E．定时内服
