题目内容:
WhatproblemdoesMr.Kerinpointout?
A.Environmentalpollutioncausedbyagriculture. B.Insufficientinvestmentinhighereducation.
C.Diminishingnumberofagriculturalinstitutions.
D.Imbalancebetweenresearchandproduction.
参考答案:
答案解析: