完成句子
16. You will understand my kindness _______ _______ (最终).
17. What he said was quite ________ _________ _______ ________ ________ (与他做的不一样).
18. You are not allowed _______ ________ ________ ________ (在这里踢足球).
19. The boy is _______ the hole ________ ________ (正往洞里灌沙子).
20. When the war ______ ______ (爆发), he was working in the navy.
16. in time 17. different from what he did 18. to play football here 19. filling, with sand 20. broke out