ProfessorJohnsonissaid_____somesignificantadvanceinhisresearchinthepastyears.
A、havingmadeC
暂无解析
Wecanhear（）fromthebackoftheroom.
Our（）sensitivitydecreaseswithage.Byage60，mostpeoplehavelost40percentoftheirabilitytosmelland50percentoftheirtastebuds.
WhichofthefollowingitalicizedwordsDOESNOTcarrythemetaphoricalmeaning?
.IfyouhavereallybeenstudyingEnglishforsolong,it’sabouttimeyou_____abletowritelettersinEnglish.
Marytiptoedoverandtooktheclockawaybecauseshehatedtohearit（）whenshewastryingtogotosleep.
