更多"Only after ______ made hundreds of "的相关试题:
[单项选择]Only after ______ made hundreds of experiments ______ succeed in solving the problem.
A. they had; did they
B. had they; they did
C. they had; they did
D. had they; did they
[单项选择]After we made the improvement; there were only ______ as before.
A. one-tenth defective products as many
B. one-tenth as many defective products
C. defective products one-tenth as many
D. defective products as one-tenth many
[单项选择]Experiments have to be made under(care) ______ controlled conditions．
[单项选择]What happened to Mr. Potto Head after it was made as the toy
A. It was widely accepted as soon as it was made.
B. It was sold to a toy company and it was sold well.
C. It was planned to give away to customers by a cereal company as a gift.
D. Its patent was sold at the price of $ 7,000 dollars.
[单项选择]After they did the experiments, they found______.
A. both their watches were good
B. neither of their watches could tell the correct time
C. there was something wrong with the German watch
D. there was nothing wrong with the Japanese watch
[单项选择]I understood the sentence only after the teacher had explained it several times.
A. 只有在老师解释了好几遍后，我才弄懂了这个句子。
B. 老师不用一再解释了，反正我弄不懂这个句子。
C. 没等老师作进一步的解释，我就弄懂了这个句子。
D. 只有在老师几次向我解释，我才能弄懂这个句子。
[单项选择]They seized Belgrade, though only after having encountered a stubborn ______.
A. persistence
B. resistance
C. insistence
D. assistance
