We won’t go back home ___ the rain stops. We now have to stay in the classroom.
| A．when | B．until | C．before | D．and |
—I’m thirsty. I’d like a bottle of water. How about you, Bob?
—I prefer a cup of coffee ________ nothing in it.
| A． |
without |
B． |
with |
C． |
to |
—________ do many farmers put their products online these days?
—To sell them more easily.
| A． |
Why |
B． |
How |
C． |
When |
An ________ boy, Li Wen, works hard and gets good grades in his final exam.
| A． |
eighteen-year-olds |
B． |
eighteen-year-old |
C． |
eighteen years old |
For your own ________, please do not smoke inside the plane.
| A． |
seat |
B． |
safety |
C． |
score |
He ________ much healthier if he ________ enough exercise in his free time.
| A． |
is; take |
B． |
will be; takes |
C． |
will be; take |