By 17:30, _______ was almost closing time, nearly all the products had been sold.
| A．what | B．when |
| C．which | D．that |
A huge amount of environmental damage has been _____ by the destruction of the rainforests.
| A．brought up | B．brought about | C．brought down | D．brought out |
_____ her leg the last time, Brenda decided not to go on the school skiing trip this year.
| A．Breaking | B．Broken | C．To break | D．Having broken |
Doctors strongly recommended that my father _____ more exercise regularly instead of sitting still before a computer all day long.
| A．takes | B．take | C．took | D．had taken |
I went to that fancy restaurant with my wife yesterday, _____ chefs are really brilliant.
| A．when | B．which | C．who | D．whose |
_____ the instructions very carefully when filling in the form.
| A．Following | B．To follow | C．Follow | D．Followed |