Food prices are climbing around the world because farmers can't ____ demand for grain．
| A．catch up with | B．keep up with |
| C．grow out of | D．put up with |
—Did you enjoy the movie?
—No, it was _____.
| A．very boring | B．very bored | C．much boring | D．much bored |
His career has been an active one: _____.
| A．writing poetry, working on magazines, and the war in Greece |
| B．poetry, editing magazines, and the Greek War |
| C．writing poems, editing magazines, and serving in the Greek War |
| D．poetry work, editing magazines, and fighting in Greece |
_____ in the strange city, poor Bill fell to _____.
| A．Lost; crying | B．Lost; cry |
| C．To lose; cry | D．Having been lost; crying |
_____, water can be changed into gas.
| A．Heated | B．Being heated |
| C．Having heated | D．Having been heated |
There is _____ what the weather will be like.
| A．not knowing | B．no knowing | C．not know | D．no known |