There's _________800-metre-long road behind _________hospital.
| A．an,an | B．a, a | C．an, the | D．a, the |
—What ______ in your school in the past few years?
—A new library and a playground were built last year.
| A．happens | B．happened |
| C．has happened | D．had happened |
So much homework and so many after-school activities really make the students feel _______. That’s why we should lighten the burden(减负) on students.
| A．pleasant | B．excited |
| C．embarrassed | D．tired |
It was amazing. Let’s find out what was the _______ of the accident.
| A．because | B．excuse |
| C．cause | D．reason |
Why not use stones to build our new house? A house built of stone does not catch fire as easily as ______ made of wood.
| A．one | B．it | C．this | D．that |
—I was told to cook for my mother on her birthday.
—What ______ great advice! Who gave you ______ advice?
| A．an; a | B．an; the |
| C．/; the | D．/; an |