After retirement, Mr. Smith ______ painting, which he had always loved but had not had time for.
| A．took up | B．got up | C．help up | D．looked up |
Over years, scientists have made a great _____in the treatment of cancer.
| A．break-in | B．breakthrough | C．breakup | D．breakdown |
Many children think they are ______ with when their parents are trying to show concern about them.
| A．interfered | B．separated | C．disturbed | D．offended |
Some people argue using _____ nature to meet our own needs may spell disaster, unless we start to look around and understand how ______ clean environment benefits us all.
| A．/; a | B．the; the | C．the; a | D．a; a |
—Sorry, I’m afraid that I can’t go to the magic show by David Copperfield with you.
— _________！ Who knows when he will be back here again ?.
A It doesn’t matter B Do as you like C What a shame D Take it easy
It was ____ great shock to the world that two airplanes crashed into _____ World Trade Centre in New York on Sept.11.
A a; / B the; the C a; the D / ;the