Do I have to take this medicine? It ______ so terrible.
| A．is tasting | B．tastes | C．is tasted | D．has tasted |
________one of you breaks the window will have to pay for it.
| A．Whoever | B．Whatever |
| C．Whichever | D．Wherever |
________you said at the meeting describes a bright future for the company.
| A．When | B．How |
| C．What | D．That |
From space，the earth looks blue.This is ________ about seventyone percent of its surface is covered by water.
| A．why | B．how |
| C．because | D．whether |
Do not let any failures discourage you，for you can never tell________close you may be to victory.
| A．how | B．that |
| C．which | D．where |
It’s good to know ________ the dogs will be well cared for while we’re away.
| A．what | B．whose |
| C．which | D．that |