_____the activities might seem childish, actually they require a lot of strength and determination.
A. Since B. Although C. Before D. If
You needn't have apologized for your absence_______, it' s hardly your fault.
A. besides B. therefore C. however D. meanwhile
_____ in 2011, the Beijing-Shanghai high-speed railway has benefited Qufu a lot.
A. To complete B. Completing C. Having completed D.Completed
If you can't __ your shyness, you'll never pass the English oral test.
A. take off B. get over C. break off D. give away
Because the head-teacher had some important guests to meet, the meeting only _______a few minutes.
A. kept B. continued C. lasted D. covered
Some modem paintings are _____ my understanding; I simply can't understand what the painters really want to tell us.
A. within B. behind C. around D. beyond
