Wang: I’ve heard that thousands of copyrights and prizes for the train have been obtained after countless experiments.
举一反三
- ______ it said that he is not to be trusted. A: Often I've heard B: Often I heard C: Often did I hear D: Often have I heard
- For traps that have not been drilled, the Class I traps in the evaluation of trap geological confidence refer to the low-yield oil and gas flow obtained after drilling and formation testing. Compared with the traps that have obtained industrial oil and gas flow, the various geological conditions of accumulation are More favorable.
- I’ve been unemployed for two years and have absolutely no financial _________ .
- A: Have you heard that all flights have been cancelled because of the weather B: ______. A: No, I didn't hear that. I've been in a meeting all day. B: 0h,my goodness! Are you hurt C: Yes, what a pity! But I'm glad you could stay. D: Damn the weather! I wish I could fly.
- -- Have you ever read the story? -- No, but I've ______somewhere before. ( ) A: heard from B: learned of C: heard about it D: known from it