动词sustain在英语中所有时态的构词法
下面是英语动词sustain的变位表。
动词sustain在现在时态中的变体
Present Tense
- I sustain
- you sustain
- he|she|it sustains
- we sustain
- you sustain
- they sustain
Present Continuous
- I am sustaining
- you are sustaining
- he|she|it is sustaining
- we are sustaining
- you are sustaining
- they are sustaining
Present Perfect
- I have sustained
- you have sustained
- he|she|it has sustained
- we have sustained
- you have sustained
- they have sustained
Present Perfect Continuous
- I have been sustaining
- you have been sustaining
- he|she|it has been sustaining
- we have been sustaining
- you have been sustaining
- they have been sustaining
如何在英语中使用这些变位时态？现在时在英语中表达习惯、频率、一般事实和状态。现在进行时主要表达的是仍在进行的行动或活动的意思。现在完成时表达的概念总是与现在或某一事件的结果有关。最后，现在完成时与活动的概念相关联，即持续时间。
动词sustain在过去时态中的变体
Simple past
- I sustained
- you sustained
- he|she|it sustained
- we sustained
- you sustained
- they sustained
Past continuous
- I was sustaining
- you were sustaining
- he|she|it was sustaining
- we were sustaining
- you were sustaining
- they were sustaining
Past perfect
- I had sustained
- you had sustained
- he|she|it had sustained
- we had sustained
- you had sustained
- they had sustained
Past perfect continuous
- I had been sustaining
- you had been sustaining
- he|she|it had been sustaining
- we had been sustaining
- you had been sustaining
- they had been sustaining
在英语中如何使用这些变位时态？ 简单过去时表达与现在无关的已完成的动作，过时的过去动作或习惯。它在英语中非常经常使用。过去连续时态（简单过去时+ING）则用于谈论过去正在进行的行动，或者当另一个行动发生时，过去的行动正在进行。过去完成时用于表示该动作发生在另一个过去动作之前。最后，过去完成时用于指过去的一个连续动作，一直持续到另一个过去的动作。
动词sustain在未来时态中的构词法
Future
- I will sustain
- you will sustain
- he|she|it will sustain
- we will sustain
- you will sustain
- they will sustain
Future continuous
- I will be sustaining
- you will be sustaining
- he|she|it will be sustaining
- we will be sustaining
- you will be sustaining
- they will be sustaining
Future perfect
- I will have sustained
- you will have sustained
- he|she|it will have sustained
- we will have sustained
- you will have sustained
- they will have sustained
Future perfect continuous
- I will have been sustaining
- you will have been sustaining
- he|she|it will have been sustaining
- we will have been sustaining
- you will have been sustaining
- they will have been sustaining
在英语中如何使用这些变位时态？未来用于谈论未来的事实行动。未来连续式用于谈论未来将要发生的事情。未来完成时是英语中不常使用的一种连接时态，这种连接时态用于谈论未来的事实行动，在另一个行动之前。最后，未来完成时很少使用，这种时态用于谈论一个正在进行的、在另一个行动之前的未来行动。
英语中分词的不同形式，用于动词sustain。
英语中的祈使句，用于动词sustain。
Imperative
- sustain
- let's sustain
- sustain
用英语拼写另一个动词
其他随机发现的英语动词： chirp
dunk
scathe
separate
sucker
surtax
suss
susurrate
swan
threep
vaporize
