题目内容

堆瓷后未经预干燥就直接升温容易导致

A. 气泡
B. 冠表面光亮不足
C. 烤瓷冠表面凹凸不平
D. 瓷裂
E. 崩瓷

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Section ADirections: This section is to test your listening ability to understand short dialogues. There are 5 recorded dialogues in it. After each dialogue, there is a recorded question. Both the dialogues and questions will be spoken only once. When you hear a question, you should decide on the correct answer from the 4 choices marked A, B, C and D given in your test paper. Then you should mark the corresponding letter on the Answer Sheet with a single line through the center.

A. Pleased.
B. Angry.
C. Nervous.
Disappointed.

Section ADirections: This section is to test your listening ability to understand short dialogues. There are 5 recorded dialogues in it. After each dialogue, there is a recorded question. Both the dialogues and questions will be spoken only once. When you hear a question, you should decide on the correct answer from the 4 choices marked A, B, C and D given in your test paper. Then you should mark the corresponding letter on the Answer Sheet with a single line through the center.

At a booking office.
B. At a railway station.
C. At the cinema.
D. At a bus stop.

What are the responsibilities of the senior executives in a companyThey establish the ______ for their companies.

What is the second problem______.