【单选题】The largest shark known to us, Megalodon, is extinct. Or is it? Carcharodon Megalodon, commonly known as Megalodon, is believed to have lived between I million and 5 million years ago and thought to h...
A.
Megalodon, the largest shark, is extinct
B.
Megalodon is not extinct but just out of reach
C.
Megalodon was 52 feet long and had a jaw 7 or more feet wide
【单选题】The largest shark known to us, Megalodon, is extinct. Or is it? Carcharodon Megalodon, commonly known as Megalodon, is believed to have lived between 1 million and 5 million years ago and thought to h...
A.
Megalodon, the largest shark, is extinct
B.
Megalodon is not extinct but just out of reach
C.
Megalodon was 52 feet long and had a jaw 7 or more feet wide
【单选题】Section B Directions: There are 2 passages in this part. Each passage is followed by some questions or unfinished statements. For each of them there are four choices marked A), B), C) and D). You shou...
A.
It may not prove an environmental crisis at all.
B.
It is an issue requiring world wide commitments.
C.
Serious steps have been taken to avoid or stop it.
D.
Very little will be done to bring it under control.