It was not until 1911, _______ the first vitamin was identified, _______ people realized the importance of it．
| A．when; which | B．when; that |
| C．that; which | D．that; that |
On Teacher’s Day, we all went to school to see our teachers．
| A．especially | B．specially | C．particularly | D．attentively |
--- My uncle suggests I abroad． --- I would rather you at home．
| A．go; stay | B．went; stayed | C．go; stayed | D．went; stay |
She has been in doctors describe as a vegetative （植物的） state for six years．
| A．what | B．which | C．that | D．how |
--Where did you meet the famous actress? -- It was in the supermarket we went shopping last Sunday．
| A．which | B．that | C．where | D．there |
--- Do you like the place of interest? --- On the contrary, it’s the place that I want to visit．
| A．worst | B．last | C．best | D．latest |