What is even more important is______ the earth cooled down, water began to appear on its surface.
| A．that | B．that as | C．which | D．which as |
Wherever he traveled in those days, he always _______ down what he saw and heard.
| A．writes | B．has written | C．wrote | D．had written |
If you want to make progress, you’d better be strict _____ yourself ______your studies.
| A．with; in | B．with; about | C．in; with | D．about; in |
— Do remember to go to see the doctor.
—_____________.
| A．Heard it | B．Made It | C．Got it | D．Taken it |
She was disappointed to see the beautiful coat _____ she had bought the day before ______ with a lot of dust.
| A．which; cover | B．that; covered | C．/; covering | D．where; covered |
Hurry up! The train _______. You know it _______at 10:00pm.
| A．leaves; leaves | B．is leaving; leaves |
| C．leaves; is leaving | D．is leaving; is leaving |