At first, the speaker was referring to the problem of pollution in the country, but halfway in her speech, she suddenly _________ to another subject.

A．) committed B) switched

C．) favoured D) transmitted

 

 

According to the speaker, how would the Americans usually name their first sons?

There was so much noise that the speaker couldn’t make himself ______.A. hearing

[单选题]B．y referring to the limbic system, the author intends to show ________.[A] its function in our dreams[B] the mechanism of REM sleep[C] the relation of dreams to emotions[D] its difference from the prefrontal cortex

There was so much noise that the speaker couldnt make himself().A. heardB. heari

Dont ________ the speaker now; he will answer questions later.A. allowB. ruinC.

[单选题]To be a successful speaker, it is essential for you to know why you are spe

[单选题]To be a successful speaker, it is essential for you to know why you are spe

[单选题]To be a successful speaker, it is essential for you to know why you are spe

[单选题]To be a successful speaker, it is essential for you to know why you are spe

[单选题]To be a successful speaker, it is essential for you to know why you are spe