It could take 4-6 months before the first batch（批）of vaccines （疫苗）are available to fight A/H1N1 flu ________ as swine flu, WHO officials said.
| A．known | B．to know | C．knowing | D．having known |
--- What time is it?
--- I have no idea. But just a minute, I ______ it for you.
| A．check | B．checked |
| C．will check | D．would check |
The best moment for the football star was _______ he scored the winning goal.
| A．where | B．when |
| C．how | D．why |
the forest park is far away, a lot of tourists visit it every year.
| A． | As | B． | When |
| C． | Even though | D． | In case |
There are still many problemsbefore we are ready for a long stay on the Moon.
| A． | solving | B． | solved |
| C． | being solved | D． | to be solved |
________ I have a word with you? It won’t take long.
| A．Can | B．Must |
| C．Shall | D．Should |