---- What ________ great fun it would be if we could light candles to celebrate his birthday!---- Forget it! The teacher in ________ charge of our dorm won’t be happy to see that.
—How much salt did you put in the soup ? — I’m sorry to say , _______ . I forgot .
Most people believe that ____knowledge is power and that having ____ good command of a foreign language is of great importance .
Many students listened to the lecture, but I wondered how much they ______.
----- Why are they taking all the equipment away ? ------____________ , they are packing up to leave.
It is _____that he has been addicted to the drugs and has difficulty quitting it.