i exercise once a week 我每周运动一次
I go once a week 我一个星期去一次 ; 我每星期去一次
I exercise twice a week 我一个星期锻炼两次 ; 我一周锻炼两次
I lived for a week 我在那住了一个星期
I ran twice a week 我一个星期跑两次
I eat twice a week 我每周吃两次
I play twice a week 我一周玩两次
I washed once a week 我一星期洗一次
I run twice a week 我一个星期跑两次
I fast twice a week 我一周禁食两次
I spent a week in bed with flu.
我患了流感卧床一个星期。
I haven't made a sale all week.
整整一个星期我什么也没卖出去。
一个星期后我再次来到这里。
I'm Bob Doughty. And I'm Shirley Griffith. This week,we will tell about a study involving monkeys and a gene from jellyfish.
VOA: special.2009.06.23
Test 1 will be a week from Wednesday, and I will say something about that later in the week.
测试1从周三开始,持续一周,我会在之后的一周跟你们说一些东西。
instead, he threw in a six-week-old puppy and said "keep it!" and ran away. So I got a puppy.
但他却扔进来了一只六个月大的小狗,说“养它吧!”然后跑掉了。于是我有了一只小狗。
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