How much does your new i-phone 6 ________— More than 500 dollars.

“Realize” in the sentencemeans “___________”

_____ you eat the correct foods _____ be able to keep fit and stay healthy.

The great achievements in recent 30 years have provedthat the reform and open policy is a vital measure that ________ the nationalconditions of China.

As we all know, with the development of science and technology, the earth’s resources are ________ at an alarming rate, so we should make good use of them.