Well, you can buy $20 tickets or 30 $ tickets, ______ you prefer．
| A．which | B．whichever | C．whatever | D．what |
A Midsummer Night's Dream________ at the Theatre Royal on 19th June, and then tours throughout Scotland.
| A．opens | B．is opened | C．will open | D．will be opened |
The president of the World Bank says he has a passion for China, _______ he remembers starting as early as his childhood.
| A．where | B．which | C．what | D．when |
It was with the help of the local guide ________ the mountain climber was rescued.
| A．who | B．that | C．when | D．how |
Not once ________ to Michael that he could one day become a top student in his class.
| A．occurred it | B．it did occur | C．it occurred | D．did it occur |
The traffic on the main streets has a longer green signal than______ on the small ones.
| A．one | B．this | C．that | D．it |