問題詳情：
按要求完成下列句子，每空一詞。
should pay attention to your pronunciation in learning English.(改爲被動語態)
Attention should ________ ________ to your pronunciation in learning English.
teacher allowed Jack to take the test later.(改爲同義句)
Jack ________ ________ to take the test later.
looked sad because he failed the English exam.(對畫線部分提問)
________ ________ he ________ sad?
isn't silly. I think.(合併爲一個句子)
I ________ think Jack ________ silly.
failed the math test last week.(改爲同義句)
Jane ________ ________ the math test last week.
【回答】
paid allowed did；look
't；is 't pass
知識點：句型轉換
題型：完成句子
