By the time he was 14, Mozart many pieces of music for violin, piano and for orchestra.
| A．has composed | B．had composed |
| C．composes | D．composed |
They are talking _______ they were old friends.
| A．as if | B．as although | C．even if | D．even though |
____ it is to skate on real ice!
| A．What fun | B．What a fun | C．How a fun | D．What funs |
From the ______ expression on his face we can guess something ______ must have happened to him.
| A．confused, confusing | B．confusing, confused |
| C．confused, confused | D．confusing, confusing |
Mr Li who is in _____ charge of our class is very experienced.
| A．the | B．a | C．/ | D．an |
He is a man of ____ and he had a lot of interesting ____ in his life.
| A．much experience, experiences | B．many experiences, experience |
| C．much experience, experience | D．many experiences, experiences |