【判断题】轻柴油的选用时,使用地区气温低,应选用凝点较低的轻柴油,反之选用凝点较高的轻柴油。
【简答题】相对定向对于一个单模型来讲就是( ),; 对于区域网空三来讲,是( ),。
【判断题】使用轻柴油的地区气温低时,应选用凝点较高的柴油。
【单选题】—Look out! Don’t run the red light when crossing the road next time. —_______________.
【判断题】使用轻柴油的地区气温低时,应选用凝点较高的轻柴油。
【判断题】使用地区气温低,应选用凝点较低的轻柴油,反之,则选用凝点较高的轻柴油。
【单选题】Do remember not to run the red light.
【单选题】“While the sands o’ life shall run” (from “A Red, Red Rose”) can be understood as _______.
A.
but the sands of life shall continue
B.
as long as I am still alive
C.
when the sands of life shall continue
D.
whereas I am still alive
【单选题】We need to import ______ from abroad.
A.
a great deal of equipment
D.
many pieces of equipments
【简答题】A.costly B.colorful C.graceful D.restrictive