—Turn off the TV, Jack. ____your homework now?—Mum, just ten more minutes, please.
. Every year in April, the Water Festival ______ among the Dai people in Xishuangbanna.
. . ________the cake________five parts. We will share three of them and leave the rest to Jack.
. Most girls prefer nice clothes________ nice food.
. Clearly, in a system ______________ every decision is made on the basis of tradition alone, it may be difficult to achieve progress.
. It's reported that in the past 50 years around 80 percent of Beijing's courtyard houses ___________.