— I suppose I’ll have to ask someone else to see me off .— I’m afraid so . I would see you off if I ,but I .
Once ____ in the forest, you ought to remain ____ you are waiting for help.
You will succeed in the end ____ you give up halfway.
____ made things worse, he said, was that his roommate never took part in any of the cleaning work.
Many things such as going abroad and owning a car, ____ impossible in the past, are now very common.
Walking exercises ____ be boring at times, but on a clear sunny morning nothing could be better.