---How much is the petrolper liter today? ---Oh, 6.00 yuan. It ______ sharply since last month.
Can you tell me why the ___sun looks much bigger than the ___sun ?
Mum ,watch your fish .I smell something____
Never in my life I forget the days ____we used to play together when we were children.
__seems easy to some people seems difficult to others .
The twins,______at birth,do not know each other .