It is the first time that I _____ abroad. A. have been B. was B. will have been D. am
We agreed _______ here but so far she hasn’t turned up yet.
—You were brave enough to raise objection at the meeting.—Well, now I regret _______ that.
The first textbooks _______ for teaching English as a foreign language came out in the 16th century.
Apartments in cities can be quite high. Renters are paying up to $1,000 per month for _______ bedroom apartment.
As is known to us all, _____ tiger is in _____ danger of becoming extinct.