During the lecture, the speaker occasionally ___ h

During the lecture, the speaker occasionally ___ ？

During the lecture, the speaker occasionally ___ ？

During the lecture, the speaker occasionally ___

The speaker was very good at____his ideas during the discussion.（2012－73)A．putting asideB．

During the Civil War Lincoln issued the______, which declared the abolition of slavery.A．H

It is during summer breaks that we first taste the satisfaction of work that ______ into h