1. ______ about wild plants that they decided to make a trip to Madagascar for further research.
A. So curious the couple was B. So curious were the couple
C. How curious the couple were D. The couple was such curious

2. Judging from his manners at the party, he doesn’t seem ______ much education.
A. to receive B. to be receiving
C. to have received D. to have been received

3. They all returned to the village ______ that the danger was over.
A. convincing B. convinced
C. to convince D. having convinced

1. 本題答案是B

so…that句型的倒裝結(jié)構(gòu)。so + 形容詞或副詞 + 助動(dòng)詞 + 主語 + that 從句，故答案為B。

2. 本題答案是C

live是receive的主語，所以應(yīng)該用主動(dòng)語態(tài)，而receive education發(fā)生在過去而又對現(xiàn)在產(chǎn)生影響，應(yīng)該選用完成時(shí)態(tài)來表達(dá)已完成的動(dòng)作。故答案為C。

3. 本題答案是B

convinced that=they were convinced that“他們確信”convince意為“使某人相信”，故“他們確信”要用被動(dòng)語態(tài)，they were 可省略。故答案為B。