Then Peter worked as a university teacher, made it possible for him to support a large family.
The sides of the Iran nuclear negotiation reached a key point, the result of ________ would have a great influence on the world peace.
The astronauts have to lie ________ the floor of the spaceship to fight against the great pressure during the flight.
—________ your new desk-mate? —Well, she is nice except that she talks a little too much.
—I can hardly make myself understood in Chinese. Would you please give me some help? —________. We are trying to help you.
________ fails to realize the importance of improving the learning strategies will have great difficulty in learning.