_____he is very tired , _____he still goes on working.
| A．Although, but | B．But, although |
| C．Although, / | D．But, / |
_____ is the population of Shanghai?
| A．How many | B．How much | C．What | D．How |
—Do you know the woman over there? —Yes, she’s_____ aunt.
| A．Lily and Lucy | B．Lily’s and Lucy’s |
| C．Lily’s and Lucy | D．Lily and Lucy’s |
______ late again next time, Tom.
| A．Don’t be | B．Be not | C．Not be | D．Don’t |
These questions are not easy______.
| A．answering | B．answer | C．to answer | D．for answering |
He’s leaving ______ Beijing next month.
| A．to | B．for | C．at | D．in |