初二if引导的条件状语从句　主句的时态是什么
The sea level____(rise)if the weather ___(get)hotter
unless I __(pass)the exam,I_____(not,leave)school
you_(be)safe if you_(wear)your seatbelt
If jenny——（save)all her money she___( visit) english
I＿＿＿＿(not come)with you unless you ＿＿＿(bring)jim
i＿＿＿(lend)you my umbrella if you(need)it