_____ his laziness, he was fired.
\_\_\_\__ his laziness, he was fired.
一致
____叫做机械波，它是传递____的一种方式，质点振动方向与波的传播方向____，这种波叫横波．在横渡中正向位移最大处叫做____，负向位移最大处叫____．质点振动方向跟波的传播方向____，这种波叫纵波．在纵波中，质点分布较密的部分叫做____，质点分布较稀的部分叫____．
\_\_\_\_叫做机械波，它是传递\_\_\_\_的一种方式，质点振动方向与波的传播方向\_\_\_\_，这种波叫横波．在横渡中正向位移最大处叫做\_\_\_\_，负向位移最大处叫\_\_\_\_．质点振动方向跟波的传播方向\_\_\_\_，这种波叫纵波．在纵波中，质点分布较密的部分叫做\_\_\_\_，质点分布较稀的部分叫\_\_\_\_．
实践是检验真理的唯一的标准，这是由真理的本性和实践的特点所决定的，这里指的实践的特点是（ ）。
实践是检验真理的唯一的标准，这是由真理的本性和实践的特点所决定的，这里指的实践的特点是（ ）。
A fire _____ during the night and a large number of houses _____ to ashes.
A fire \_\_\_\__ during the night and a large number of houses \_\_\_\__ to ashes.
Large quantities of water _____ needed for cooling purposes.
Large quantities of water \_\_\_\__ needed for cooling purposes.
We have produced twice as much steel this year _____ 4 years ago.
We have produced twice as much steel this year \_\_\_\__ 4 years ago.
