The opening between walls was very narrow; it’s very hard for soldiers to _______ through.

A yellow taxi _______ alongside a truck at the traffic lights when an elderly woman was                      crossing the road.

His parents died in the strong earthquake, so he was ______ in the SOS Village.

If he takes on this work, he will have no choice but ______ an even greater challenge.

The medical team, three doctors and two nurses, _______ for the mountain area yesterday.

—Mary has caught a bad cold.
—Has she? I regret _____ her to put on more clothes yesterday.

—A naughty boy kept talking in class.
—Are you _____ Mike? It’s just like him to be so rude!

If he        that he made a mistake, we will forgive him.

－How did it        that the secretary knew where we were?
－Maybe he had been following us.