EX.7-2Listentopeoplespeakinganddecidewhattheyaretalkingabout.
A. Education.
B. Document.
C. Payment.
D. Action.
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EX.7-3Listentopeoplespeakinganddecidewhattheyaretalkingabout.
A. Idea.
B. Work.
C. Dream
D. Opinion.
EX.7-4Listentopeoplespeakinganddecidewhattheyaretalkingabout.
A. Internetconnectivity.
B. Driverlessvehicles.
C. Physicaldevices.
D. Bigdata.
EX.7-5Listentopeoplespeakinganddecidewhattheyaretalkingabout.
AI.
B. TV.
C. PPT.
D. WIFI.
Ex.8-1 Listen to the following questions and choose the appropriate answers.
A. Please take a seat.
B. Check it out online.
C. Do it as soon as possible.
D. Get your cell phone reset.
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