Carbon dioxide, which makes a _____ between us and the sun, prevents heat from getting out of the atmosphere easily, so the earth is becoming warmer.
—Tom, your lazy bone! You left the dishes unwashed again! —_______? Mom isn’t at home and she can’t hear you.
The driver was at _____ loss when ______ word came that he was forbidden to drive for speeding.
One of the most important things in education is to let students ____ positive emotions and experience in the process of their learning.
––– I felt left out at the party last night. ––– Really? ____, you should have said something.
Where were you at supper time? I ____ for you to join me.