Only at that time ______ that he had made a lot of mistakes in his homework.
There were violent winds of 120 kilometers per hour or more in a hurricane,__________ huge waves, heavy rain and floods.
If city noises __________ from increasing, people __________ shout to be heard even at the dinner table in 20 years from now.
We have kept in __________ touch with each other for two years and he always gives me good advice on __________ phone.
We can't __________ to wait any longer or we'll miss the plane.
-If you do like the new house, why not buy it?-But it's really expensive. I can't __________ it.