_____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 |
Try to spend your time just on the things you find .
| A．worthy doing them | B．worthy being done |
| C．worthy to being done | D．worthy of being done |
－How was Nadal’s cooking?
－Oh, _______. I was quite impressed.
| A．that’s OK | B．all right | C．pretty good | D．just so-so |
She some old photographs in a drawer.
| A．came across | B．came about | C．came after | D．came at |
His parents died when he was very young, so he was by his grandmother.
| A．brought up | B．grown up | C．taken up | D．picked up |
_________ team wins on Saturday will go through to the national championships．
| A．No mater what | B．No matter which |
| C．Whatever | D．Whichever |