Father's Day is coming.I'm thinking about ________.( )
A.what present I gave him
B.where we had a big meal
C.how I will give him a surprise
D.if I planned a party for him
The mobile phone has changed people’s life a lot ________ it was invented.
Getting enough sleep is good for _______ health _______ study.
— Hey, boy. You can’t cross the street now. You have to wait _______ the traffic lights turn green. — Oh, sorry and thank you.
Mom was cooking ________ Dad was reading newspapers.
It’s late. David washes his face _______ goes to bed.