26. —Is your dream job to be________ animal doctor?

—Yes. I want to do what I love to do and help animals at ________ same time.

A. an; /¡¡¡¡¡¡¡¡                    B. the; a¡¡¡¡¡¡¡¡   C. an; the¡¡¡¡¡¡¡¡  D. by; in

27. If everybody helps a little, it really makes a difference ________ our environment.

A. of           B. to               C. about            D. from

28. Alice has the same________ as most of the young girls—popular music and clothes.

A. interests    B. feelings         C. journeys         D. troubles

29. You can't ________how excited we were when Miss Black agreed to have a trip with us.

A. expect       B. decide           C. change           D. imagine