Our school is no longer ______ is was 10 years ago, _______ it was not well equipped.

Please be careful _____ your things from now on.

esident of the World Bank sayshe has a passion for China, ______ he remembers starting as early as hischildhood.

The reserve gives wildlife food and shelter. Which is the correct sentence structure

What about the protection?— Let’s keep the surface ________ dirt by putting a cover on it.[ ]