—How are you?
—__________．
| A．I' m twelve． | B．I' m Li Lei． |
| C．I' m OK． | D．Yes, I' m fine． |
The doctor told me to take this medicine ____.
| A．in time | B．on time | C．at times | D．by the time |
The little girl made money ___ selling flowers.
| A．in | B．on | C．with | D．by |
Our Chinese like eating moon cake ____ Mid-autumn Day.
| A．in | B．at | C．on | D．during |
Would you mind not picking up the flowers in the garden? They are ____ everyone’s enjoyment
| A．to | B．for | C．at | D．in |
I get up early ____ the morning, but ___ Sunday morning I get up very late.
| A．on; in | B．in; on | C．in; in | D．on; on |