________，as long as I’m with nature，I don’t care.
| A．However tough the journey is |
| B．Whatever tough the journey is |
| C．However the journey is tough |
| D．Whatever the journey is tough |
_____such heavy pollution already, it may now be too late to clean up the river.
| A． Having suffered | B．Suffering | C．To suffer | D．Suffered |
—Will you stay for lunch?
—Sorry, ____________. My brother is coming to see me.
| A． I mustn’t | B．I can’t | C．I needn’t | D．I won’t |
—Are you coming to Jeff’s party?
—I’m not sure. I__________ go to the concert instead.
| A． must | B．would | C．should | D．might |
We needed a new cupboard for the kitchen. So Peter made____________from some wood we had.
| A． it | B． one | C． himself | D． another |
That’s an unpleasant thing to say about your father after____________he’s done for you.
| A． something | B． anything | C． all | D． that |