Please do me a favor —_____ my friend Mr. Smith to Youth Theater at 7:30 tonight.
—I'm sorry I made a spelling mistake in my composition!— _________. Nobody is perfect.
There is no _______ evidence _______ the plane crashed into the South China Sea at present.
The car factory has developed several new types of cars, which _________ people of different ages.
As many as nine tourist attractions are visited free on National Day, and you can choose _________ suits you best.
China is becoming stronger and stronger and _________ an important role on the international stage in recent years.