二、单项填空。将正确答案的字母编写填入题前括号内。（共30 分，每小题1.5分）
（ ）26. My sister can play ___ guitar while my friend can play ___ ping-pong.
A. a; the B. the; a C. /; the D. the; /
( ) 27. Look! Gina under the tree.
A. is dancing B. dances C. dance D. sang
( )28. ---What time do you usually go to bed?--- At half ___ ten.
A. at B. on C. past D. in
( )29. She often ___ at twelve O’clock.
A. eat lunch B. have lunch C. has lunch D. eat s breakfast
