It’s difficult to live in a foreign country, ______ if you can’t understand the language there.

We should do what we have to do________ we can do what we want to do in the future

________ by adjustments to financial systems and safety nets, some of those reforms fail to ensure that the poor are not harmed.

We love our capital Beijing, one of ______cities in the world.——So do I .

Life has become so easy for children today that they the spirit to work hard.