【单选题】将一透明容器抽成真空,放入固体碘,当温度为50°C时,可见到明显的碘升华现象,有紫色气体出现。若温度维持不变,向容器中充入氧气使之压力达到100kPa时,将看到容器中
【简答题】Carol: How was your weekend?Ana: Great. __________ to L.A.Carol: Oh, that sounds nice. __________ with?Ana: I went with two friends, Sam and Emi.Carol:__________ at a hotel?Ana: No, we stayed with Sam...
【简答题】c ompetent, able & capable 1. A ________ mechanic should be able to fix the problem. 2. She was widely regarded as one of the most ________ members of the president's staff. 3. He is ________ of runni...
【单选题】How did the studios manage to control the entertainment business prior to the 1950s?
A.
Through the star system.
B.
Through Federal court rulings.
C.
Through massive conglomerate corporations.
D.
Through technological innovation.
【简答题】I. Fill in the missing words according to the meaning of the sentences. 1. Kate is very s________. She knows how to make a learning plan for herself every year 2. As we all know, c__________ is very i...