12. Many a student ________ the importance of learning a foreign language.
A: have realized
B: has realized
C: have been realized
D: has been realized
A: have realized
B: has realized
C: have been realized
D: has been realized
举一反三
- It was not until the outbreak of the disease ____ . A: when people realized the importance of health B: thatpeople realized the importance of health C: aspeople realized the importance of health D: when the importance of health has been realized
- It was not until the accident happened ______. A: when I realized my carelessness B: that I realized my carelessness C: as I realized my carelessness D: when my carelessness has been realized
- Only then _____ the importance of learning English. A: had I realized B: did I realize C: would I realize D: have I realized
- When I was (at) the grocery store, I (realized) that the prices of (many items)(had been() risen). A: at B: realized C: many items D: had been risen
- People have realized the importance of a healthy diet to their health.