_____earth scientists understand how and why earthquakes happen, forecasts are usually inaccurate.
— The National College Entrance Examination is drawing near. All we should do is make the best use of time. — I can’t agree more. Every minute ________.
The door and the windows were all closed and there was no ___________ of forced entry.
There is still much to discuss. We shall, ____________, return to this item at our next meeting.
-- I didn't watch TV last night, but I did my homework. --- __________.
-- I always look out when crossing the street.--- You're right. You cannot be too __________ .