—How old is Mary?—________.We had a special party for her________birthday yesterday.A.Twenty;twentythB.Twenty;twentiethC.Twenties;twentieth
Last year I was often ill, but now I amgood health.
It is foggy(多雾的) today. The plane can't.
If you bring snacks to the party, the teachers will ___________.
My friend has the same haircut _______I do.
I think you should _______ some money _______ your friends.