All cars made nowadays are with safety belts.
When he was asked suddenly about the matter ,he couldn’t_____an answer at once.
The shop assistants were fired as they were _________ of cheating customers.
Although we _________many serious natural disasters, we are sure to overcome all difficulties.
Many Children ________ the Internet , and _____had a bad effect on their studies.
—What a lovely boy he is!—Yeah.He ______ memories of my childhood.