用所给单词的正确形式填空。Astronauts ________already_________ (be) to the Mars.I________ (not finish) my homework yet.She_________ just ________(make) this cake for you.________you_________ (hear) the interesting news yet?
The boy pushed me away as I was_______ his way.
----Mrs Green. Do you think I can get an “A” in the final exam if I start working hard now? -------Of course!__________
---______has Tom been a doctor? -----Since two years ago.
Mr. Hu has traveled to six countries _______. A over the years B. in the years C. after the years D. before the years
Though he is _____ at home, but he doesn’t feel ______