—Jim,howaboutkeepingadogasapet?—Goodidea!ButIprefertoha...

問題詳情：

—Jim, how about keeping a dog as a pet?

—Good idea! But I prefer to have a cat. The dog is ______ to look after.

 A. difficult      B. more difficult 

C. most difficult D. the most difficult

【回答】

D

知識點：形容詞最高階

題型：選擇題