--- It’s wise _____ you not to believe what he said. He often tells lies.--- In fact, I know him very well. It’s impossible _____ me to believe him.
-The child is only 4 years old, he is not old enough to___ himself.
-How is everything going, Jack? -________________
-Did you tell Li Lei about the news? -Oh, sorry. I forgot. Would you please pass____ him.
-Last semester, he had a hard time______ English.
-Our dining hall is always ________________ teachers and students at noon.