When selecting listening materials，a text spoken at_________is preferred．

[单选题]When selecting listening materials，teachers try to make the language of a t

[单选题]What should the teacher try to avoid when selecting listening activities?A.

[单选题]What should the teacher try to avoid when selecting listening activities?A.

[单选题]When using stock return data, a geometric mean return calculation is most l

[单选题]When a teacher wants to test students′ listening skills, grammar, vocabular

[单选题]Text 3When prehistoric man arrived in new parts of the world, something strange happened to the large animals. They suddenly became extinct. Smaller species survived. The large, slow-growing animals were easy game, and were quickly hunted to extincti

[单选题]Text 3When it comes to the slowing economy, Ellen Spero isn’t biting her nails just yet. But the 47-year-old manicurist isn’t cutting, filling or polishing as many nails as she’d like to, either. Most of her clients spend $12 to $50 weekly, but last

[单选题]Text 4It was 3:45 in the morning when the vote was finally taken. After six months of arguing and final 16 hours of hot parliamentary debates, Australia’s Northern Territory became the first legal authority in the world to allow doctors to take the l

[单选题]根据以下材料，回答As with spoken language, writtenlanguage is always used for a purp

[单选题]根据以下材料，回答As with spoken language, writtenlanguage is always used for a purp