52. ____ either he or I to attend the mass meeting this evening.
A. is B. am C. are D. be
51. Either he or I ____ to attend the mass meeting this evening.
50. To play basketball and to go swimming ____ useful for character-training.
A. was B. is C. are D. were
49. Early to bed and early to rise ____ a good habit.
A. are B. is C. were D. was
48. Both rice and wheat ____ grown in that country.
A. is B. are C. was D. has
47. They both have some friends; but his ____ more active.
A. is B. will be C. was D. are
46. The following ____ some other examples.
A. are B. is C. was D. were
45. My family ____ small.
A. is B. were C. are D. makes
44. Mathematics ____ the language of science.
A. are B. are going to be C. is D. is to be
43. ____ either of your parents come to see you recently?
A. Have B. Had C. Has D. Is