A: is the best time to go to Beijing? B: Winter.A.Who B.What C.When
A : What's thirty ________ twelve? B : ________ eighteen.
A: ________ ? B: It's seven thirty.
A: Shall we go to the zoo? B: ________
A: It's seven in the morning. B : Shall we ________ ?
A: It's ten.You're late. B: ________ .