—Though it         in the desert most of the year, people still live there.—That’s the case. They say east or west home is the best.

.In this experiment, they are woken up several times during the night, and asked to report what they＿＿＿＿. 

Children experts suggest children ______ more time to play freely.

  The research they had been devoted to ______ to be of great value to the cancer patients.

Next month various methods __________ to help the patient’s hand get strong.