... it A Billions of years B millions of years C Three million years D three billion years Listen and complete the sentences by choosing A, B, C or D 1.The natural environment consists of _ A The ... It takes millions of years to make coal unlimited unlimited unlimited Listen and complete the sentences by choosing A, B, C or D 1.The natural environment consists of _ A The oceans ... (n)ris:פsiz Eg: Land, water, air, etc nguồn tài nguyên Consist of = include (v) bao gồm 5.Fertilized (a) bón phân Renewable :(adj) (of natural resources and energy that can be replaced after using...