1.---Wereallthepeopleinthecarinjured?
---No,_____only2peoplewhogothurt.
A.therewasB.itwas
it是什么?如果A选项改成therewere
2.Itisreportedthatsomewildanimalswewfound____deadinabigcaveinthemountain.
A.hidingB.hidden
为啥是被动?啥意思丫?
3.AteamofUSscientistssuggeststhatAfricangeneshaveabettersenseofbittertastethan___ofEuropeansandAsians.
A.thatB.those
为啥是复数?这里是代abettersenseofbittertaste吗?