Environmentalists urged that more effective measures ___________by the government to reduce the pollution.
| A．were taken | B．would adopt | C．be adopted | D．should take |
相关试题
Sor
ry， I didn’t hear you. I to the music.
| A．just listened | B．was just listening | C．has just listened | D．had just listened |
The fact has worried many scientists the earth is becoming warmer and warmer these years.
| A．what | B．which | C．th at |
D．though |
If one succeed， one must put his heart into his career.
| A．will | B．is going to | C．is to | D．is about to |
The book was written in 1946， the education system has witnessed great changes.
| A．when | B．during which | C．since then | D．since when |
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