英语：2011届一轮复习学案：Units15-16（大纲版高三）
1．Some of the studies show positive results, ______(鉴于，然后) others do not.
2．How much do you think Mr. Brown’s ______(每年的) income is?
3．His father is a bus driver by ______(职业)．
4．She was angry, ______(然而), she listened to me.
