______ the work is difficult, all the workers are keeping on working .
| A．But | B．Although | C．And | D．So |
Millie will go to the ________to exchange some money for US dollars.
| A．restaurant | B．bookshop | C．bank | D．hotel |
The newsstrange. We areat it.
| A．sound, surprise | B．sounds, surprising |
| C．is sounding, surprised | D．sounds, surprised |
________brave boy Lin Tao was!
| A．What | B．What a | C．How | D．How a |
The door is __________.Who ______ it?
| A．open; opened | B．open; open |
| C．close; closed | D．closed, close |
He ________ to swim when he was five.
| A．can | B．could |
| C．can be able | D．was able |