_______was obvious ________the manager of the coffee shop was waiting for Li Fang to leave.
| A．This; that | B．It; which | C．That which | D．It; that |
It is illegal for a public official to ask people for gifts or money ________ favors to them.
| A．in preference to | B．in place of |
| C．in agreement with | D．in exchange for |
We give dogs time，space and love we can spare，and ________ dogs give us their all.
| A．in all | B．in fact | C．in short | D．in return |
Children need friends ________ their own age to play with.
| A．of | B．for | C．in | D．at |
He invited me to a dance after the show ________ Christmas Eve.
| A．at | B．on | C．in | D．by |
Would you mind not picking the flowers in the garden？They are ________ everyone's enjoyment.
| A．in | B．at | C．for | D．to |