Living things are dying out quickly. Let’s ask ____ destroying them in the past years.
| A．what part people have been playing |
| B．people have played in |
| C．what part people have played in |
| D．people have been playing what part |
We need water to irrigate the fields.
| A．a great deal | B．a great many | C．a large quantity | D．plenty of |
—______ that he managed to get the book?
— Oh, his sister helped him.
| A．Where was it | B．What was it | C．How was it | D．Why was it |
The hunter______ down and______ to the farmer that he had______ his gun against the tree.
| A．lay, lied, laid | B．lay, laid, laid | C．laid, lay, lied | D．laid, lied, lay |
After two hours of walking, they came to the camp site, ______ .
| A．hungry and tiredly | B．hungrily and tiredly |
| C．hungrily and tired | D．hungry and tired |
The reason______ he was late for class is______ he didn’t catch the first bus.
| A．why; because | B．why; that | C．that; because | D．which; that |