57. John has two brothers , but either _______ out of work now.

　　 A. are　　 B. is　　 C. has　 D. have

56. The league secretary and monitor ______ asked to make a speech at the meeting .

　　 A. is　　　 B. was　　 C. are　 D. were

55. Your trousers ______ dirty , you must have ______ washed.

　　 A. is ; it　 B. are ; it　 C. are ; them　 D. is ; them

54. Apples of this kind ________.

　　 A. tastes　 good　 B. tastes well　 C. taste good　 D. taste well　

53. In winter wet clothes ______ near fire.

　　 A. often hanged up　 B. are often hanged up　 C. is often hung up　 D. are often hung up

52. Every boy and every girl ______ to attend the evening party .

　　 A. wish　　 B. wishes　 C. like　 D. is like

51. Neither my father nor I ______ at home.

A. am　　 B. is　 C. are　 D. be

50. Either your parents or your elder brother ______ to attend the meeting tomorrow.

　　 A. is　　 B. are　 C. are going　 D. have

49. Not only my brother but also I ______ good at painting both of us _____ good at painting.

　　 A. are ; are　 B. am ; are　 C. is ; is　 D. are ; is

48. Every means ______ prevent the water from _______.

　　 A. are used to; polluting　 B. get used to ; polluting 　C. is used to ; polluted　 D. is used to ;being polluted