______ everybody knows about it, I don’t want to talk any more.

I had promised to send him an email_______ I got home but I was so busy that I forgot to do so .

—How long do you think it will be________the Stock Market returns to normal?
—At least one year, I guess.

We thought it strange ________ Xiao Zhang did not take part in the sports meet of our school.

—Why do you look worried?
— Because what I am really concerned about is _____my friend can do me a favor or not..

A stubborn boy like him dosen’t learn from his mistakes______ he was punished badly.

________ I’m __________ about the work. I’m not strong enough for it.

Quiet student ____he may be,he talks a lot about his favourite sport after class.
A if            B as         C since       D when

______ I admit that all these problems are difficult, I don’t agree that they can’t be solved.

Can you lend your car to me tomorrow/
Of course .   you promise to return it on time.