---How old can you guess your new English teacher is ?--- It’s hard to say. But I guess him to be _____between 35 and 40.
The patient will have to remain in hospital for another week ____ the recent medical report.
Studying alone, you are free to choose what to learn and when, ________ you don’t need others’ agreement.
—Why did you drop the chance of earning big money? —________. You know, I don’t want to get rich by taking risks.
. Some experts are warning that the step the US government has taken to deal with the current crisis is ______ of much risk.
After the adjustment of financial policies, many netizens put up posts, 90 percent _______ carried the message of approval.