_ to sunlight for too much time will doharm to one’s skin, so you should make it a rule to get your skin creamedbefore going out in summer

There ia no light in the room. They ___ asleep.

Her husband joined her_____ her search _____ this unknown radiation[ ]

Following Christianity, witnesses have to _______ on the Bible to tell the truth.

vernment has taken some measures tosolve the shortage of electricity , but it may be some time _________thesituation improves