Shanghai is the first city in the world ____a high-speed maglev train, from the city to Pudong Airport.
_____ 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.
______ you call me to say you’re not coming, I’ll keep waiting for you at the theatre.
A chair made of steel is stronger, though costs much more, than _____ made of wood.