– When do you think the lecture will begin? – I’m not sure yet, but the speaker is ________ to be here before nine.
Devoted to the rescue of the earthquake victims, the volunteers felt _____ but regret.
----Mary broke up with me!----You ______ have forgotten about the Valentine's Day.
Young people seem to have no time to spend with other people around them ______ giving so much attention to their own world.
One of the requirements for the experiment is that the material _____ to its burning temperature.
---- Occasions are rare _____ I can spend a day with my daughter. ---- You should spare some time to accompany her.