54. The football fans cheered their team _____ the entrance _____ the field.
A. at; on B. in; at C. at; to D. on; at
53. Our music teacher often enjoyed _____ playing the violin in his spare time.
A. him by B. himself by C. him in D. himself with
52. The struggle against sand storm will not end _____ victory unless we pay much attention to the balance of nature.
A. at B. in C. for D. with
51. Don’t put your cell (手机) _____ the edge of the table, or it will fall off
A. at B. on C. to D. in
50. The Englishman has a very good ear _____ music. You can ask him for some advice.
A. at B. of C. for D. in
49. He goes _____ at 8 a.m. and comes _____ at 5 p.m. Today he is _____.
A. on duty; off duty; on night duty B. on his duty; off the duty; on night duty
C. to duty; from duty; at night duty D. in duty; out duty; at night duty
48. Some new changes happened _____ the school _____ my absence.
A. at; to B. in; for C. in; during D. at; on
47. She was disappointed _____ hearing the news that Chinese football team lost the first match in “World Cup”.
A. at B. in C. of D. with
46. _____ his disadvantage, it began to rain heavily suddenly.
A. At B. With C. To D. For
45. The twins look much like each other, but they are different _____ nature.
A. in B. about C. on D. with