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如果伊朗的核计划一点都没被限制，我觉得到第二年夏天它就会进展到越过以色列的底线，那时我们肯定会采取军事行动。 it was making progress that would have crossed Israel's red lines 这句话和 If Iran's nuclear program had not been at least capped是条件关系，if假设当时伊朗的核计划没有已经被限制，它会发展到越过以色列底线，if引导的是条件状语从句，没有递进的关系

1.Some bird,_take penguin for instance_______(例如企鹅penguin)cannot fly at all. 2._Take Canada for instance_______(以加拿大为例).Is has two official languages. 3.Many countries,_take Janpan and Mexico for instance____譬如说日本和墨西哥),have a lot of earthquakes(地震). 4.Some jobs,_take training lion for instance____(例如驯狮),are more dangerous than truck driving. 5.__Take my sister for instance______(就拿我妹妹来说吧),she is an excellent singer