Jack _____ yet, otherwise he would have telephoned me.
–Did you manage to contact professor Li?--Well, yes, _________.
–You’re coughing badly, Martin. Why not give up smoking?--Give up smoking? Easier said than done, Amy. Once you _________ the habit of smoking, it is very had for you to _________.
It is said that the people of Shandong Province are the most __________in helping others.
Everything __________into consideration, the plan seems to be practical.
The school rules state that no child _____ out of the school, unless accompanied by an adult.