Choose the correct words or phrases to complete the sentences. A beam of light will not bend round corners ____ being made to do so with the help of a reflecting device.
举一反三
- 15. A beam of light will not bend round the corners unless ____________ to do so with the help of a reflecting device.A) being done B) made C) to be made D) having made A: being made B: made C: to be made D: having made
- Choose the correct words or phrases to complete the sentences. If we can do nothing for someone in desperate need of help, we may experience feelings of ____.
- 问题：智慧职教: Choose the correct words or phrases to complete the sentences.
- Choose the correct words or phrases to complete the sentences. It was no until the accident happened ____.
- Choose the correct words or phrases to complete the sentences. Einstein ____________ his discoveries to imagination and endless questioning more so than orthodox intelligence.