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is/are/am + doing
What are they doing?
They are seeing a film.
The present continuous tense现在进行时：
is/are/am + doing
小组擂台：
小组成员30秒内在不重复使用主语的情
况下每人造一句现在进行时的句子获胜.
小组加分4分。
小组成员团结一心呀
The Past Continuous Tense
(过去进行时）
基本结构：
Sb+ was/wasn’t +doing
were/weren’t
Work out the rule
____/___/___and___+was doing.
____/____and____+were doing
I
he
she
it
we
you
they
Was it…?
Was he…?
Was she…?
Were they…?
过去进行时