Nosooner()hadIreachedhomethanMichaelarrivedwithJaneinhiscar

Decision makers must have some way of determining of several alternatives is best.（）

Heblamedhispoorperformance_____jetlag

Ifyouhadbeeninbetterhealth,we___(allow)youtojointheminthework.

There is an increasing_ (tend) for women to have children later in life