---______will you be back to the office?
---In half an hour.
A．How often B．How long
C．How far D．How soon
It’s impossible for us ______ robots like humans now.
A．made B．to make C．make D．making
There ______ a concert in the gym sometime next week.
A．is going to be B．are going to be
C．is going to have D．is going to has
She ______ go to the movies, but I’m not sure.
A．must B．might C．should D．can
---______a nice day it is! Let’s go swimming.
---Good idea.
A．How B．What C．When D．Where
He tries ______ his homework before 5:00 pm, so he can play basketball with Jack.
A．to finish B．finishing
C．finished D．finish
