Taking care of children calls for your time, abilities, patience and emotions. _____, it is not a simple thing.
| A．On the contrary | B．What's more |
| C．In conclusion | D．On the other hand |
I’ve lived in New York and Chicago, but I don’t like _______ of them very much.
| A．either |
| B．any |
| C．each |
| D．another |
The parents were shocked by ________ news that their son needed _______ operation on his knee.
| A．a; / |
| B．the; / |
| C．the; an |
| D．a; an |
To her joy, Della earned first the trust of her students and then ________ of her colleagues.
| A．that |
| B．one |
| C．ones |
| D．those |
________ everyone here, I wish you a pleasant journey back to your country.
| A．By means of |
| B．On behalf of |
| C．In search of |
| D．For fear of |
People develop ________ preference for a particular style of learning at ________ early age and these preferences affect learning.
| A．a; an |
| B．a; / |
| C．/; the |
| D．the; an |