Emergency line operators must always _____calm and make sure that they get all the information they need to send help.

My uncle from Hongkong has changed so much that I could hardly ________ him at the airport.

The man_________ is talking to our teacher is Betty’s father.

The temperature will fall sharply the day after tomorrow, when a snowstorm ______ to strike our area

How is the _______________ in Hangzhou– Awful. There are always long lines of cars on roads.