Although new problems ______ during the last experiment, they didn’t give up.  

In our childhood,we were often __________by Grandma to pay attention to our table manners.

 The carpet where he _____was warm and comfortable, so he slept soundly.

.After staying in room for weeks, the lady was advised to go to the outside world to _____ her confidence as well as health.

After his father died, the boy was _______ by his devoted mother, who attached importance to his education.