________ with the size of the whole earth, the biggest ocean does not seem big at all.
Only when our country has aircraft carriers _______ our distant islands more effectively.
Maria is fond of all kinds of sports, but she likes swimming ________.
It was so dark in the theatre that I could hardly ________ my friend.
— Is it my age ______the boss minds?—I’m afraid so. He will consider ______ necessary to have an experienced assistant.
The computer made in the USA is cheaper than______ made in Germany.