【简答题】Which tip does the man really appreciate?
【简答题】How can we pr a coronavirus infection?
【单选题】Which of the following tip does not belong to the tips for listening tests?
A.
Focusing on one piece of material and listen repetitively
B.
Reading out aloud the material after listening
D.
Keeping practicing materials that are way beyond your level
【单选题】 电解抛光结束后,从槽内取出铸件,用热水清洗干净,再放入 70 ~ 80 °C的 10% ( )溶液中处理 10 分钟
【单选题】Which tip does it follow?
B.
Make word association webs.
C.
Use pictures, sounds, movements.
【单选题】清洁电烙铁所使用的海绵应沾有适量的( )
【单选题】电解抛光结束后,从槽内取出铸件,用热水清洗干净,再放入70~80°C的10%( )溶液中处理10分钟