distance
power
size
efficiency
单选题According to the passage, which of the following strategies is NOT used by skilled learners?A Review their prior knowledge of the subject.B Concentrate on the speaker's words.C Translate into their native language.D Predict what the speaker will say.
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单选题When configuring surround sound systems， speaker delay is used to compensate for speaker（）.A distanceB powerC sizeD efficiency
单选题An illocutionary act is identical with_______.A sentence meaningB the speaker's intentionC language understandingD the speaker's competence
单选题What does the speaker suggest people do when they are running?A Keep silentB Wear comfortable shoesC Chat and smile
单选题In the second paragraph, the writer talks about someone saying “You are a lucky dog.” He is saying that ______.A the speaker of this sentence is just being friendlyB “dog” can’t be used to refer to peopleC this saying means the same as “You are a lucky guy” or “you are a lucky gal”D sometimes the words used by a speaker give a clue to the feeling behind the words
单选题Ammonia when used as a refrigerant is valuable because of its high efficiency, it is however （）.A toxicB flammableC explosiveD all of the above
单选题Language can be used to refer to contexts removed from the immediate situations of the speaker. This feature is called （）A displacementB dualityC flexibilityD cultural transmission
