Although she felt tired, she didn’t stop working.
| A．She felt tired, she didn’t stop working. |
| B．She felt tired, so she stopped working. |
| C．But she felt tired, she didn’t stop working. |
| D．She felt tired, but she didn’t stop working. |
—Look! What's in the tree?
— bird, I think.
| A．不填 | B．A | C．An | D．The |
—I wonder ______ without water.
—For about a week.
| A．how long can a man live | B．how long a man can live |
| C．when can a man live | D．when a man can live |
______ interesting the book is! I want to buy one, too.
| A．How | B．What | C．How an | D．What an |
—Who’s the little girl in the photo?
—It’s me. The photo ______ 10 years ago.
| A．took | B．is taken | C．has taken | D．was taken |
Qomolangma is ______ than any other mountain. I hope to climb it one day.
| A．high | B．higher | C．highest | D．the highest |