( (D))
Third, we urgently need to weather-proof die world's crops as soon and as effectively as possible. For a poor farmer, sometimes something as simple as a farm pond — which collects rainwater to be used in dry weather — can make the difference between a good harvest and a bad one. The world has already committed to establishing a (C)limate (A)daptation hind to help poor regions climate-proof vital economic activities such as food production and health care but has not yet acted upon the promise. 【題組】77. With the second step, the author expresses the idea that ______.
(A). it is not wise to change food crops into gas
(B). it is misleading to put tree crops into the gas tank
(C). we should get alternative forms of fuel in any way
(D). biofuels should be developed on a large scale