The newly discovered star was named ___a Chinese astronomer ____ honor of his contributions to astronomy.
| A．for; in | B．after; for | C．as; in | D．after; in |
a little money, Jane was able to buy her mother a lovely new watch.
| A．To save | B．Saving | C．Saved | D．Having saved |
From the dates on the gold coin, we know that it was made 500 years ago.
| A．marking | B．marked | C．to mark | D．to be marked |
--- Haven’t I told you that you should be home earlier?
--- Yes, but I home earlier than I usually do.
| A．was coming | B．will come | C．came | D．had come |
He collected information on 1,000 people, whose IQ when they were ten years old.
| A．is tested | B．has tested | C．would test | D．had been tested |
Put on your coat! I you down to the doctor.
| A．take | B．am taking | C．took | D．have taken |