No matter , you must follow the school rules.

Why didn’t you chat with that friendly foreigner just now?— I’d like to, but the trouble was ________ he said was difficult for me to understand[ ]

they are talking to each other!—Yes. They are really happy to see each other.

Where did you go on National Day? —Jiuzhai ValleyI ______ to go to France, but the expense was too high

Kunar can take his car apart and put it back together again. I certainly wish he_____ me how.