One of the most important questions the government had to consider was _____ of public health.
| A．what | B．this | C．that | D．which |
—— This is one of the oldest trees in the world.
_____ such a big tree.
| A．Never I have seen | B．I haven't never seen |
| C．Never have I seen | D．I have seen never |
Not until he arrived home _____ he find that this wallet had been stolen.
| A．did | B．would | C．when | D．that |
—— Do you know Jim quarreled with his brother？
I don't know, and ______ .
| A．nor don't I care | B．nor do I care |
| C．I don't care neither | D．I don't care also |
Not once _____ their plan.
| A．did they change | B．they changed | C．changed they | D．they did change |
His uncle is a worker and has been working in the factory for more than ten years. _____.
| A．So is his aunt | B．So has his aunt |
| C．So his aunt does | D．So it is with his aunt |