Everyone knows fire is very useful in our daily life, it is also dangerous.
| A．so | B．or | C．because | D．but |
—Silly me! I forget what my luggage looks like?
—What do you think of________over there?
| A．the one | B．this | C．it | D．that |
She showed the visitors around the museum, the construction________had taken more than three years.
| A．for which | B．with which |
| C．of which | D．to which |
—I've just been to my first language class.
—Oh，really？________.Which language are you studying?
| A．So do I | B．So have I |
| C．So I do | D．So I have |
—Will $500________？
—I'm afraid not.We need at least 300 dollars.
| A．count | B．satisfy | C．fit | D．do |
She won't go unless________.
| A．invite | B．invited |
| C．will invite | D．are inviting |