It was yesterday _____I went to the railway station to meet my uncle. ( )
| A．why . | B．who | C．what | D．that |
—Did you have any trouble with the customs officer?
—________ to speak of.
| A．No | B．Nothing | C．None | D．Neither |
Make sure you’ve got the passports ad tickets and ____before you leave.
| A．something | B．anything | C．everything | D．nothing |
One of the most important questions they had to consider was of public health
| A．what | B．this | C．that | D．which |
With modern equipment，many mysteries have ____ to light in recent years.
| A．brought | B．come | C．thrown | D．appeared |
I’d appreciate ____ if you would like to teach me how to use the computer.
| A．that | B．it | C．this | D．you |