Do you want to be healthy–________.Smiling can help you stay healthy.

Compared with her sisiter, Jerry is even more _______ to, and more easily troubled by, emotional and relationship problems.

The children ____ very quiet；I wonder what they ____ up to.

st watch was found in David’s bag, and as aresult, he was _____ with theft

Did you look up the time of trains to Shanghai?—Yes，the early train is ________ to leave at 5：30 am