You won't work out the problem ______ you understand it. So listen to me explain now.
| A．since | B．when |
| C．unless | D．though |
—Susan, do you like my skirt?
—Yes, it is very _____. How much does it ______?
| A．beautiful; cost | B．beautifully; cost |
| C．beauty ; spend | D．beautifully ; take. |
—You forgot______ off the lights? It’s still on.
—But I remember _______them off before I went out of the room.
| A．turning; to turn | B．to turn; turning |
| C．turning ; turning | D．to turn; to turn |
— Sam , you are late again . What’s your ______this time?
— Oh, sorry. I _______ the wrong bus this morning
| A．excuse; traveled | B．method; took |
| C．excuse; took | D．method ; caught |
—I don’t want to do as ____sports as Tony does.
—But you have to do if you want to be as _____as he
| A．many ; healthy | B．much; healthily |
| C．many ; healthily | D．much ; healthy |
—You look unhappy . What’s wrong ?
—I find ____ difficult ______on well with my classmates
| A．it; to get | B．it ; getting |
| C．that ; to get | D．that ; getting |