If people change the wetlands to make space____ farms, the birds will not have enough space _____.
A.for, to live B.for, to live in
C.from, living D.to, living in
-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