See the flag on top of the building ? That was ___ we did this morning .A when B. which C. where D. what
The public transportation in this city is very convenient, where many buses run ______.
The purse found on the playground matches the ______ by Mary, so it must be hers.
The road ______ for vehicles is under repair. Drivers are required to take some other routes.
—When shall we go planting trees in the hill? —______ it begins to rain, so they don’t need watering.
World Expo 2010 Shanghai China, a grand-scale global event, has ______ the significant theme “Better City, Better Life.”