There is no doubt ______ they all passed the examination.
It is obvious to the students ______ they should get well prepared for their future.
---- Sorry, I have to ______ now. It’s time for class. ---- OK, I’ll call back later.
A person ______ e-mail account is full won’t be able to send or receive any e-mails.
______ the project in time, the staff were working at weekends.
---- We’re organizing a party next Saturday, and I’d like you to come. ---- _______! I have another one that day. Thank you just the same.