______it will do us harm or good remains to be seen.A．IfB．WhetherC．WhyD．How

What_________you do this Sunday if it_________ ？ A． do, will rainB． will, rain

What happens to us or what we do today will probably ______.A．become the contents of our d

Decaying plant may do harm to its nearby counterparts. The underlined part means______.A．r

Doing anything all day long will come to nothing but get us ________.A contentedB bored

We must keep away from some _____, for they will do harm to our health.A.chemistryB.

It is important to realize that the same technology _____ helps us may also harm us