Could you tell me ？
Sure， I'll come back in three days．（ ）
A．when will you come back
B．how long have you stayed there
C．why you went there
D．how soon you will come back
Why didn't you write down what the teacher said？
He spoke ______ fast _______ I didn't follow him．（ ）
A．so； thatB．too； toC．very； that
There are some boys ______ basketball over there．
Let's go and join them．（ ）
A．are playingB．playing
C．to play
_________ his partner ______ he has been to Paris，so they know Paris well．（ ）
A．Neither； norB．Not only； but also
C．Either； or
Nowadays，______ of the old people in the area _____ used to dancing on the square after supper．（ ）
A．two third； isB．two thirds； is
C．two thirds； are
I ______ the whole afternoon in shopping ______a birthday present．（ ）
A．spent； inB．paid； for
C．spent； for