We work together to achieve our common purpose： ________ world that is safer, cleaner and healthier than ________ one we are living in.

I dreamed of some animals running on the moon. —It be. There is no air or water on the moon，you know.

Michael knew he would certainly get ______ if he was late home

Look at this! I＿＿some magazines and _____ thisletter

.Growing around the river ________ wild flowers of almost the same colour