Which of the following methods advises teachers to consider their students as "whole persons"

A. Community Language Learning.

B. The Silent Way.
C. Total Physical Response.

D. Suggestopaedia.

一般认为，（）物质主要是水生低等生物，如浮游生物、珊瑚、藻类、各种微生物、介形虫、有孔虫等。

A.生油

B.有机

C.无机

D.干酪根