【简答题】阅读理解,判断正(T)误(F)。 Summer is coming. The summer sun is very hot. Li Ming likes summer. In summer he puts on his shorts, T-shirt and sandals. He likes to go for a walk with his parents. Sometimes he goes...
【单选题】Observations of cetaceans in the wild have provided some insights on their learning abilities. Several bottlenose dolphins off western Australia, for instance, have been observed carrying large cone-s...
A.
It is not appropriate to judge cetacean intelligence in human terms.
B.
Cetaceans probably possess a mental sophistication that is as complex as that of humans.
C.
Although cetaceans may appear to be intelligent, they have fewer problem-solving skills than most animals,
D.
Their ability to learn American Sign Language indicates that cetaceans have a high level of intelligence.