A new study indicates that basic steps taken by peopledaily can go a long way in ____ the greenhouse gas emission.

You can’t imagine ______ when theyreceived these nice Christmas presents.

Mr．Smith is one of the ____ customers to our restaurant．

mputer game is designed for game lovers, young ones ______.

Zhao Benshan，whose overworkhis health failure last year，failed to perform in the Spring Festival Gala on CCTV. [ ]