Swimmers must be very strong in order to build up speed because of the high resistance of the water. Runners, ____, must struggle against the heavy resistance of the air and ground.
Mary’s birthday ________ on a Sunday this year.
--- Why didn’t you tell him about the meeting? --- He rushed out of the room ________ I could say a word.
The number of people at the concert was ________ than expected. There were many tickets left.
After the wedding ceremony, all the guests attended a reception, _______ lasted through the night.
John has recently ________ tennis for exercise in his spare time.