MANY SPECIES HAVE BECOME EXTINCT EACH YEAR BEFORE BIOLOGISTS CAN...

50. Many species have become extinct each year before biologists can identify them.

A. endanger

B. discover

C. drain

D. destroy

TRUNG GIA HIGH SCHOOL ENGLISH TEST - GRADE 12 ( CO BAN) School year: 2018- 2019 Time allowed: 45 minutes Name: ... Student's code:...

Mã đề: 204

I. Choose the sentences A, B, C or D which is closest in meaning to the first one