During the the Qingming Festival many Chinese will go to clean the tombs and light incense _____ their ancestors .
While there are quite a few differences in the education system, in many countries education is ____.
Some plants are vey ____ to light; they prefer the shade.
—Can those ____ at the back of the classroom hear me? ---No problem.
—Can I pay the bill by check? --- Sorry, sir. But it is the management rules of our hotel that payment ____ be made in cash.
I’m glad you told me about the concert being cancelled. ____ I’d have traveled all the way to Beijing for nothing.