Many a professor__________looking forward to visiting Germany now.Many scientists__________studied animals and plants in the last two years.
_____ he is determined to do something, no one is able to make him ______.
Rather than ______ on a crowded bus, he always prefers _______a bicycle.
_____ of the students who took part in the military training is 450.
The roads are crowded______ walking to work is even quicker than driving.
Rather than ______ at home, he prefers ______ out to play football even on a cold day.