Do you know ？
On July 15th． So after the exam， you can enjoy most of the matches．（ ）
A．when will the 2018 Football World Cup end
B．when the 2018 Football World Cup will end
C．where will the 2018 Football World Cup be held
D．where the 2018 Football World Cup will be held
I feel upset because I am too heavy．
____________ do more exercise to lose some weight？（ ）
A．Why don'tB．Why notC．Why not to
Mrs．White，can I leave my homework for tomorrow？
I'm afraid not．Don't ___________what you can do today till tomorrow．（ ）
A．put offB．get offC．take off
Mum，I'm going climbing．Must I clean the room now？
No，you_____________．You can do it this evening．（ ）
A．can'tB．mustn'tC．needn't
Look! A woman with three children____________ crossing the street．
Let's help them．（ ）
A．isB．areC．was
Why are you so excited？
Nancy invited me ___________ on a trip to Dongjiang Lake just now．（ ）
A．to goB．goC．going