_________, the subject belongs to biology.

.Computers and mobile phones, playgh they are indeed making our life________and more________have reduced the need for face-to-face cotyr unication.

.Is there ______ rain in your area in spring? 

When we think of communication , we _________ think of using words---- talking face to face, writing messages, and so on .

—Do you know the reason why he failed ?—No, he’s a hard-working man___________, he failed finally.