We all know that, ____, the situation will get worse.
In Hangzhou, Mr. Black was so struck ______ the beauty of nature that he stayed ________ another night.
.It is morning _____ we have four classes, not afternoon.
Mother told Jim to watch the milk until it boiled and then _________ off the gas.
The idea puzzled me so much that I stopped for a few seconds to try to _______.
One of the walls of the reading--room should be painted yellow, and ______. A. the other is white B. the others white C. the other white D, another is white