1.Pencils and pens flew over copies of the story as the students marked words they did not understand,so they could ask the meaning.
故事书上布满了孩子们用钢笔和铅笔做的记号,在一些他们不认识的字上,以便提问（问字的意思）.
2.Some are in the United States because of their husband's work.Others are here to work in child care as au pairs.
由于丈夫工作的缘故,一些（妻子）去美国,平等的,一些留下来照看孩子.
au pair
adj.
平等的,互惠的