He has ________ in touch with his foreign friends for many years.
狂奔(kuáng kuán)____ 揪(jiū qiū)出____ 瞪(dèng dèn)眼____
搀(chān cān)扶____ 豹子(bào diào)____ 沙哑(shā sā)____
妈妈在做菜时问小刚,你知道花生油的密度是多少?