—Did Peter fix the computer himself? —He ____, because he doesn’t know much about computers.has it fixed B. had fixed it C. had it fixed D. fixed it
The place ________ the bridge is supposed to be built should be _________ the cross-river traffic is the heaviest.
The factory produces half a million pairs of shoes every year, _________ are sold abroad.
China isn't the country _________ she used to be 50 years ago.
Do you have anything is important to tell me?
.An air France jet is reported________in the Atlantic Ocean with 228 people aboard,the airline’s worst disaster in its 75-year history.