Why do you look so upset—There are so many troublesome problems _____.

. His efforts to persuade him to make adonation were ____ because he showed no intention to take a cent out of hispocket.

Attempts must be made to ______ the barrier(隔阂) between the two communities.

Is there any possibility ofthe film _____in Paris International Festival —-Not in theleast, because the audience generally think little of it.

.Hundreds of houses fell down in theearthquake It seemed________that everythinghappened．