一般現在時的結構：動詞+原形。一般過去時的結構：含有Be動詞主語+was/were+形容詞或者名詞；不帶be：主語+didn't+動詞原形+其他?，F在進行時的結構：Be動詞(am/is/are)+doing；否定結構：Be動詞(am/is/are)+not+doing。

一般現在時

1.基本結構：動詞+原形(如主語為第三人稱單數，動詞上要加(e)S)。

2.否定形式：am/is/are+not；此時態(tài)的謂語動詞若為行為動詞，則在其前加don't,如主語為第三人稱單數，則用doesn't，同時還原行為動詞。

3.一般疑問句：把be動詞放于句首；用助動詞do提問，如主語為第三人稱單數，則用does，同時，還原行為動詞。

4.例句：It seldom snows here.

一般過去時

1.基本結構：含有Be動詞主語+was/were+形容詞或者名詞；不含有be動詞：主語+動詞過去式+其他。

2.否定句：帶be:主語+was/were not+形容詞或者名詞+其他；不帶be：主語+didn't+動詞原形+其他。

3.一般疑問句：含be動詞was或were放于句首；不含be動詞用助動詞do的過去式did提問，同時還原行為動詞原型。

4.例句：She often came to help us in those days.

現在進行時

1.基本結構：Be動詞(am/is/are)+doing.

2.否定形式：Be動詞(am/is/are)+not+doing.

3.特殊疑問句：把be動詞放于疑問詞的后面。

4.例句：How are you feeling today？

過去進行時

1.基本結構：was/were+doing.

2.否定形式：was/were+not+doing.

3.一般疑問句：把was或were放于句首。

4.例句：At that time she was working in a PLA unit.

現在完成時

1.基本結構：have/has+done.

2.否定形式：have/has+not+done.

3.一般疑問句：have或has提前。

4.例句：I've written an article.

過去完成時

1.基本結構：had+done.

2.否定形式：had+not+done.

3.一般疑問句：had放于句首。

4.例句：As soon as we got to the station, the train had left.

一般將來時

1.基本結構：am/is/are+going to+do；will/shall+do.

2.否定形式：am/is/are+not+going to；will/shall+not(will適用于所有人稱，shall只用于第一人稱)。

3.一般疑問句：be放于句首；will/shall提到句首。

4.例句：They are going to have a competition with us in studies.

過去將來時

1.基本結構：was/were+going to+do；would/should+do.

2.否定形式：was/were+not+ going to+do；would/should+not+do.

3.一般疑問句：was或were放于句首；would/should提到句首。

4.例句：He said he would go to Beijing the next day.