－Peter, did you hear any noise?
－Sorry, I ________ newspapers.
A．am reading B．read
C．was reading D．were reading
Some students can’t go to the show ______ the exam this week.
A．because B．because of C．if D．so
________ the teachers is about 300 in our school and it is becoming_____________.
A．The number of, more and more
B．The number of, bigger and bigger
C．A number of, more and more
D．A number of, bigger and bigger
When I met Daniel at the station ______ the first time, he was in the waiting hall _____.
A．for; alone B．at; alone
C．for; himself D．at; by himself
Female pandas usually have one or two babies ________.
A．at times B．at once
C．at all times D．at a time
I don’t know if he_______ tomorrow. If he _______, I will call you.
A．will come; will come B．will come; comes
C．comes; will come D．comes; comes
