题目列表(包括答案和解析)

 0  323553  323561  323567  323571  323577  323579  323583  323589  323591  323597  323603  323607  323609  323613  323619  323621  323627  323631  323633  323637  323639  323643  323645  323647  323648  323649  323651  323652  323653  323655  323657  323661  323663  323667  323669  323673  323679  323681  323687  323691  323693  323697  323703  323709  323711  323717  323721  323723  323729  323733  323739  323747  447348 

1. Files and rats are household _________.

    A. pets      B. pests     C. friends    D. insects

试题详情

62. They eat constantly to build up a reserve of fat.

试题详情

61. Most penguins can go without eating for weeks during breeding periods.

试题详情

60. They use their webbed feet as rudders to change direction and as brakes.

试题详情

59. They slide on their bellies to move faster when they go downhill.

试题详情

58. They walk with a clumsy waddle or a hop.

试题详情

57. They are graceful and fast.

试题详情

56. No, they are not able to do so.

试题详情

55. Emperor and Adelie are two species of penguins.

试题详情

39. He walked up the stage to receive his prize.

40. patients
41. gums
42. early
43. work
44. decayed
45. replace
46. whole
47. false
48. hospitals
49. clinics

50. B
51. D
52. C
53. D
54. C

试题详情


同步练习册答案