Listening and speaking are different forms of speech activities.

但听和说毕竟是不同的言语活动形式。

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Researches on Speech Activities of Bidialectal Area in South Hunan Province;

再往北走，地方方言比英国南方更重。

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The process of writers creation is in fact the process of speech activities, which aims at the creation of context.

作家创作的过程实质上是言语活动的过程，其目的是为了创造语境。

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Dr S. Lee, recently appointed Director of ICHCAP, delivered a key note speech, providing information on ICHCAP activities in the area of information and networking.

UNESCO: OFFICE IN APIA