----He was nearly drowned once ．
---- When was ______?
-----_____ was in 2000 _____he was in middle school ．
| A．that; It ; when | B．this ;This; that |
| C．that; This; when | D．that; It ; that |
There is no reason why you shouldn’t tell the headmaster _________ that you are resigning because he has arranged your post.
| A．in effect | B．in fact | C．in advance | D．in support |
It was with great joy the couple found their missing son after 18 years.
| A．when | B．that | C．what | D．which |
What ______ the doctors most was that they could not find the cause of the disease.
| A．astonished | B．puzzled | C．surprised | D．amused |
_____ their hats into the air, the fans of the winning team let out loud shouts of victory.
| A． To throw | B．Thrown | C．Throwing | D．Being thrown |
On the annual International Volunteers Day, the world _____ the work of millions of people who give their time to help others.
| A．abolishes | B．accompanies | C．acknowledges | D．appeals |