Little ______ that we were watching his every move，so he seemed to be going his own way in this business.

The population of Africa is ________ so rapidly as to cause concern of the whole world.[ ]

We are not responsible for the breaking of _____ items in the post so you have to be careful when packing them up. [ ]

Hi. —Yes. It’s been a long time.

The birds flew ___ the direction of the south