It is said that a reliable treatment for the disease will be applied at least two or three months away and still it ______on animals.
A．is testingB．has testedC．is being tested D．has been tested
C

試題分析：考查時(shí)態(tài)語態(tài)：句意：據(jù)說這個(gè)病的可靠的治療將在兩三個(gè)月后應(yīng)用，并仍然在動(dòng)物身上被檢測。從前面的句子：the disease will be applied at least two or three months away可知現(xiàn)在正在動(dòng)物身上被檢測。用現(xiàn)在進(jìn)行時(shí)的被動(dòng)，選C。
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