As used in the first paragraph, the phrase "by trial and error" means ______.
A: refer to others
B: by accident
C: consult teachers
D: through experiments
A: refer to others
B: by accident
C: consult teachers
D: through experiments
举一反三
- The phrase "largely renounces" in the first paragraph means ______.
- In the first paragraph, "took care of" means () A: kept B: looked after C: used D: kept and used
- The underlined phrase "line up to" in the first paragraph means ______. A: meet the standard of B: realize the purpose of C: complete the demands of D: keep the promise of
- The phrase "bear down on" in the first paragraph probably means ______. A: put up with. B: press down on. C: be familiar with. D: be mad at.
- The phrase “big deal” in Paragraph 1 means .