Smoking, _______ is a bad habit, is, however, popular.
She had a talent for paintings and art, but her parents recommended that she______ literature .
We should have teamspirit but there are a few occasions_____members are uncertain of their roles.
The guests will be shown around a lot of places_____few other visitors can go.
----I’m sorry, but making a telephone call is not allowed in the meeting-room. ----Oh, I_____that, Sorry, I don’t do that again.
One reason why_____plane is such a popular means of_____transport is that it is very fast and safe.