Mothers often_______baby pandas for 2 whole days_______．
A. forget；themselves B. 1eave；on them own
C. 1eave；on their own D. 1eave：alone
If farmers cut down trees and forest．giant pandas will have nowhere_______．
A. to live on B. to live in C. to live D. to live at
He was late_______ he missed the early bus．
A. because of B. because C. since D. so
My mother_______ if she ________her work this week．
A. comes back；finishes
B. comes back；will finish
C. will come back；finishes
D. will come back；will finish
They didn’t arrive here on time_______the heavy rain．
A. because B. because of C. so D. as
If the phone_______，can you answer it?
A. rings B. is ringing C. will ring D. rang
