It’s not good idea to study for the whole morning without break.
—Your mother becomes more and more forgetful.—Yes. She searched for her cellphone for a whole day last Sunday but it ______ in her coat pocket the next day.
Mr. White didn’t understand __________ made his wife so upset this morning.
Visitors are not permitted ________ the park after dark, because of the lack of lighting.
---___________ everyone present at the meeting? ---No, all but one _________ there.
All possible means __________.However, nothing can __________ Jack from adventuring in that mysterious forest.