作系动词:
现在分词、动名词短语作表语:
The film was moving.
His job was teaching English .
过去分词作表语:
We were moved.
不定式作表语:
1)有to不定式:His work that day was to clean the blackboard.
2) 无to 不定式:What he should do is clean the blackboard.
2024-10-10
作系动词:
现在分词、动名词短语作表语:
The film was moving.
His job was teaching English .
过去分词作表语:
We were moved.
不定式作表语:
1)有to不定式:His work that day was to clean the blackboard.
2) 无to 不定式:What he should do is clean the blackboard.