About_____ of the earth__ __covered with water, but we have less and lessavailable fresh water.
| A．three-fourth, is | B．three-fourths, is |
| C．three-fourth, are | D．three-fourths, are |
Tim is _____. He is from _____.
| A．English, England | B．English, English |
| C．England, England | D．England, English |
---_____ the weather today? --- Hot.
| A．What | B．What’s | C．How | D．How’s |
--- _____ is the orange? --- Orange.
| A．What | B．What color | C．What’s | D．What’s color |
--- Where are her pens? ---_____.
| A．Yes, they are | B．No, they aren’t |
| C．They’re pens | D．Sorry, I don’t know |
--- Is this a map? --- Yes, _____.
| A．it is | B．that is | C．this is | D．they are |