Without the air to hold some of the sun’s heat,the earth at night .
The boy has _____ a fine knowledge of geography by careful study.
The policeman told me that I had passed the driving test and never in my life _______ so happy and excited.
Having paid off all their ____, the Smiths are now ____ financial problems.
—How much of the foreign expert’s speech have you understood?—Next to nothing. I wish I _______ harder at English.
The Expo site should be _______ from anywhere in the city of Shanghai within 90 minutes by bus, subways and special taxis.