A low-carbon(低碳) lifestyle has an effect our daily life. People are paying more and more attention to energies these days.
| A．in; save | B．in; saving | C．on; save | D．on; saving |
相关试题
Tina went into the kitchen her mother make dumplings.
| A．help | B．helped | C．helping | D．to help |
My friend and I are good at biology. But we don't like geography very much.
| A．all | B．both | C．either | D．neither |
You will be able to meet the famous writer if you to the book store tomorrow.
| A．go | B．went | C．will go | D．are going |
World Water Day is on March 22 every year. Which of the following is the symbol of it?
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