这个玩具可容易地拆开再装起来。
This toy ____and put together with ease.
我对警察有极大的信心，他们正在努力查明是谁做的这件事，
The police, ____ ,are trying to find out who did it．
明天将召开有关环境保护的紧急会议，这将是一场非常重要的会议。
An emergency meeting about environmental protection will be held tomorrow, ____.
无论何事，只要对它有无限热情，你就能取得成功。
Man can succeed at almost anything ____ ____ he has unlimited enthusiasm.
拳击是一项粗野的运动，在比赛中一方力求击倒另一方。
Boxing is a rough sport ____  ____ one boxer tries to knock the other out.