such circumstances, it is little ________ thatthey experience difficulties.

________ a walk is good for your health.

Make sure the gas is turned off after a bath, which would _______ cause danger

Oh, you look so beautiful in the red shirt. It’s in style.—Thank you. I bought it in Huangshang Supermarket last Saturday.

ot stay here a little longer— _____, but I really have to go.