In January , 2004, the United States successfully launched “Spirit”, a Mars Exploration Rover, _____ a new milestone in the history of mankind.
A.it marked | B.marking | C.marked | D.to mark |
Your new product ________ better if it is advertised on TV.
A.sells | B.sold | C.will sell | D.would sell |
______ has finished the work ahead of time will be rewarded though we don’t know______ it will be.
A.Who; who | B.Whoever; whoever |
C.Who; whoever | D.Whoever; who |
Tom apologized for______ to inform us of the change in the working plan.
A.his not being able | B.him not to be able |
C.his being not able | D.him to be not able |
Progress so far has been very good. ______, we are sure that the project will be completed on time.
A.Therefore | B.Otherwise |
C.However | D.Besides |
The shooting centre is about 50 kilometers ______Beijing.
A.south of | B.in south of |
C.the south of | D.southern of |