. It is so nice to hear from her. ______, we last met more thirty years ago.

 The exhibition is always changing. It will ________ those who love Impressionist and Post-impressionist paintings.

We must do what we can to ____________the river ______________.

"I ___ asleep all afternoon, so I didn’t hear the phone,"he _____ to me.

The car _______ on half way so we had to walk to school.