Many experts hold the view ____ teachers’ development is _____the key to better education lies.

I’ve promised to keep it secret so I Can’treally tell you anything——what you know already

Now that the banks are back on their feet, we expect extraordinary ________ from them to help rebuild the economy.

－Tomorrow isSunday. Are you going swimming－I’m not sure.It ______ the weather.

It’s easy to learn a country’s culture if one is ____ with its language and customs.