1·Keep straight on for two miles.
一直往前走两英里。
2·Keep straight on for two blocks.
一直往前走，走过两个街区。
3·I'm trying to keep straight.
我努力做到为人正直老实。
4·Keep straight on for two blocks.
一直往前走，走过两条马路。
5·Keep straight on until you get to the bank.
继续向前走直到那个银行。
6·Keep straight on until you get to the church.
一直朝前走就走到教堂了。
7·I guess. It's just hard to keep straight what time these trains leave.
我想是的，只是很难确定这些火车什么什么出发。
8·After take-off keep straight climbing to900 m then turn left on course.
起飞后，一直爬升到900米，然后左转入航。
9·The Ptolemies are easier to keep straight because they tended to all be named Ptolemy.
托勒密家族比较容易区分，因为他们都叫托勒密。
10·Keep straight on and go across the river. You'll see the railway station on your right.
直走然后过了这条河，你会看见你的右边是火车站。