Questions 56-65: Choose the word which best fits each gap of the passage by circling A, B, C or D and
then write your answers in the box below.
Dolphins communicate mainly by (56) _______ of sounds. These sounds not only (57) _______
whistles, but also so-called pulsed sounds, which are often described as squawks, barks, rasps, etc. However,
they also use breaching (jumping and falling back into the (58) _______ with a loud splash) and pectoral fin
(or flipper) and tail (or fluke) slaps (hitting the flipper or fluke on the water surface). Body posturing and
jaw popping also have a role in (59) _______. As for language, we do not know (60) _______they have one.
Several studies have demonstrated that dolphins can understand a structured language like (61) _______.
This has been demonstrated for a number of other animal species as well (gorilla, California sea lion, and
parrot). Some studies also indicate that dolphins’ vocalizations are complex (62) _______ to support some
form of language. (63) _______, it has not been demonstrated (64) _______ that they can undoubtedly
communicate (65) _______ themselves.
56. A. way B. mean C. using D. means
57. A. have B. include C. contain D. combine
58. A. water B. sea C. ocean D. river
59. A. reaction B. chewing C. speaking D. communication
60. A. why B. if C. when D. how
61. A. your B. ours C. our D. yours
62. A. too B. as C. enough D. so
63. A. Whenever B. Wherever C. However D. Whoever
64. A. yet B. still C. though D. neither
65. A. together B. each other C. between D. among
56. 57. 58. 59. 60. 61. 62. 63. 64. 65.
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