You shouldn’t have the machines ______ all the while. You ought to have them ______ now and then.
Studies show that Americans chat on their phones for more than five hours a month, _____ Europeans.
--- I hope you enjoyed the film last night. -----How on earth do you know I went to a film? I ________ you.
This machine is very easy. Anybody can learn to use it in a few minutes.
My sister met him at the cinema yesterday afternoon, so heyour lecture.
_____ many times, he finally understood it.