---This passage is difficult for me. Could you please explain it to me?---I’m afraid I have to say sorry, but the book is ________ my understanding.
____ we want to know is whether we must finish the work ____ you assigned last week.
– Why you didn’t handed in your exercise paper? –Sorry, but I ____ that it should be turned in today.
—How is the debate of your essay? —It ____ well, but I ____one of the key points.
–When can I get the result of the test, sir? –You ____ have it next Friday.
No words can ____ his feelings when the money dropping on the street was sent back to him.