84. Too fast driving could _____ you your life. You can never be too careful.
A cause B. take C. spend D. Cost
. While teaching students, teachers should take into consideration _________ students develop at different rates.
| A．the fact that | B．since | C．as long as | D．despite of |
. The reason ________ he referred to for his success is ________ he always working hard.
| A．why, that | B．why, because | C．that, that | D．that, because |
. A little learning is not dangerous so long as you know ________.
| A．that | B．that there is a little | C．it is a little | D．that it is little |
. A look at recent trends in world fisheries reveals ________ the ocean on a global scale.
| A．how we have swiftly affected | B．that how swiftly we have affected |
| C．how swiftly we have affected | D．however swiftly we have affected |
. I really don’t see ________.
| A．what is the fun of playing dead | B．what the fun of playing dead is |
| C．what fun to play dead is | D．what is the fun to play dead |