Athens，________known as the birthplace of the Olympics，________the capital of Greece.
| A．is；is | B．不填；is | C．is；不填 | D．不填；不填 |
---Do you still smoke heavily?
--- No. In fact, it is two years since I ____.
A. have stopped smoking B. smoked
D. began to smoke D. started to smoke
--- Is your new team-mate a good guy?
--- Yes. He is kind, skillful, hard-working and intelligent; ____, I can’t speak too highly of him.
| A．on the contrary | B．by the way | C．in a word | D．as a result |
Having never met with such a _____ problem, he felt _____ and didn’t know how to solve it.
| A．puzzling; puzzled | B．puzzled; puzzling |
| C．puzzling; puzzling | D．puzzled; puzzled |
Officials believe that more than one person _____ for the big fire.
| A．is to be blamed | B．should blame | C．should be blaming | D．is to blame |
To understand the grammar of the sentence you must break it___ into parts.
| A．down | B．up | C．off | D．out |