—Good evening. I ____ to see Miss Jessic.
—Oh! Good evening. I’m sorry, but she is not in.
| A．came | B．come | C．have come | D．had come |
The earth is 49 times ___the moon.
| A．as bigger as | B．so big as | C．the size of | D．of the size of |
The medicine has begun to ___
| A．have its work | B．take its work | C．do its work | D．show its work |
Had your father seen the doctor earlier, he ____.
| A．would have died | B．would not have died | C．would not die | D．has not died |
He ___ on the grass, looking at the clouds in the sky.
| A．is laying | B．is lying | C．has laid | D．has lied |
His brother __ a lot of silkworms last summer.
| A．rose | B．fed | C．raised | D．grew |