题目内容
胶接具有密封作用，胶黏剂电绝缘性好，可以防止金属发生电化学腐蚀。（ ）
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填料是胶黏剂的必要成分，也是胶黏剂的骨架。（ ）
And when I got to the bank, I had to decide whether to have a current or savings account and whether or not to get a credit card.
I was a bit confused on where I was going.
We did not know the building we were supposed to go to, but the guard was very nice.
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