--- Jack, could you help me ________ these pictures on the blackboard? It may help us know more about the hazy weather. (雾霾) --- With pleasure.
Jim’s brothers spent a whole day ________ in the aquarium. They forgot ________ back before ten o’clock.
He was walking along the street a car hit him suddenly.
He ______ his father. They both like to help others.
Everyone was _________ when they heard the _______ news.
Don’ put off ________ a travel plan. It’s time for us to start.