Your mind should be______on work and study.A．guidedB．aimedC．directedD．focused

Considering your salary, you should be able to ___

If you need help at work, your ________ manager should be able to help.A) personalB)

Come on, _______ up your sleeves and start work.A) pushB) turnC) rollD) fold

You should be more patient_____ your children.A.forB.ofC.with

While______your imagination you should be alone

According to the author a mature mind will enable you to ______.A.work better in your lif