Some people are walking _______ thebridge and some boats are going _______ the bridge.

Wei Hua told me that Wu Dong was＿＿＿＿＿＿＿ill

Liu Qian has just come back from Canada and she looks very excited. —- She ________ her trip very much.

advise that they the council for a home improvement grant. [ ]

We laugh at jokes，but seldom____________about how they work．