Question

英语翻译1.虽然他知道这件事,但他没有告诉他父亲.（although)2.没有人知道那个孩子是如何到这里来的.（how）

Answer 1

1,Athough he had known this thing ,he didn't tell it to his father .

2,Nobody knows the child how to come here .

3,Did he tell you why he was late

4,I don't know who went on the bus first.

5,Because i have lost my keys ,i have no choice but to waitting for my father at the doorway.

6,Tomorrow ,if you have time ,come to my office.

7,I didn't tell him when i arrived at shanghai .