Astronauts in a spaceship have to _______weightless conditions _______are quite different from ______are on the earth.
| A．do with; which; those | B．deal with; that; that |
| C．solve; that; what | D．face; which; these |
My mom once worked in a very small village school, which isonly on foot.
| A．acceptable | B．adequate | C．accessible | D．appropriate |
Mr.Wooden is expected to be to the director of our department soon.
| A．promised | B．improved | C．promoted | D．motivated |
I apologize for over-speeding, but my wife a baby and I had to rush her to the hospital.
| A．is having | B．was having | C．promoted | D．motivated |
A stranger started walking about in the hall, to find the main office.
| A．trying | B．to try | C．tried | D．was trying |
I prefer a college in Beijing toin Shanghai, because I like the climate in Beijing.
| A．one | B．that | C．it | D．this |