Mr．Anderson is popular with his students, for he is kind, strict andknowledgeable．—No wonder he has such a good ___．

acts, scientists have_______ thatmore energy is being absorbed from the sun, throwing the earth’s energy “out ofbalance”.

I believed, though I could be mistaken,______ he liked me

__________ do I have tochange the robot’s batteries? —Every two months.

ng Wendy’s menu, I found that many of the items are similar to _______ McDonald’s.