問題詳情

Currently, the biggest problem that pandas face is the loss of their natural habitat. This loss is mainly due to deforestation. Because of rapid population growth in the past decades, large areas of natural forest __(36)__ for agriculture timber and human housing. As settlers push up the mountain slopes, panda habitat __(37)__ disappears. Deforestation also threatens the pandas food supply. Pandas feed mainly on bamboo, __(38)__ up to 38 kilograms a day. Without enough forest area, the pandas will starve. __(39)__, every 60 years or so the bamboo in a certain area may naturally bloom and die off. It will __(40)__ several years for the new bamboo shoots to grow back. During this time, many wild pandas have to search for other areas to live in. However, deforestation now leaves them with nowhere else to go.
【題組】36.
(A)have cleared
(B) are cleared
(C) have been cleared
(D) are being cleared

參考答案

答案：C
難度：簡單0.816981
統計：A(30),B(43),C(433),D(24),E(0)

用户評論

【詹姆士】評論

題目出現特殊符號^, 且空格線有一高一低, 還有中間的, 建議修正題目格式, 以利摩友作答出處: 公職王

【Soraya Cheng】評論

因為 in the past decades表過去幾十年以來所以後面使用完成被動的形態 have been cleared