So _____ that all the living things died out gradually .
| A．serious polluted the lake is | B．serious polluted is the lake |
| C．seriously polluted the lake is | D．seriously polluted is the lake |
Do you mind me using your electronic dictionary?
---- . Please go ahead.
| A．Never mind | B．Of course not | C．Yes, I do | D．That’s all right |
When he came into the dining hall, nobody said hello to him. So he felt .
| A．calm | B．ignored | C．lonely | D．alone |
How can you so cold and calm after such a hot argument?
| A．make | B．take | C．get | D．stay |
The guest does not the argument but watches a volleyball match on TV.
| A．join | B．attend | C．take part | D．join in |
It was along the Mississipp
i River Mark Twain spent much of his childhood.
| A．how | B．which | C．that | D．where |