Robots ______ more heavy work for us in the future．（ ）
| A． |
did |
B． |
will do |
C． |
have done |
D． |
were doing |
-After Start of Spring，everything turns green in China.
-Yes.People clearly see that the daytime is becoming _______ and the weather is becoming ________.
| A． |
shorter；warmer |
B． |
longer；cooler |
| C． |
longer；warmer |
D． |
-Do you think it necessary for teenagers to learn cooking at home？
-Sure.Cooking is ___________ an important part of education in China.
| A． |
prepared for |
B． |
regarded as |
| C． |
compared with |
D． |
―China's high﹣speed railway ____________is leading the world.
-That's right.It is moving further into the world.
| A． |
technology |
B． |
environment |
| C． |
population |
D． |
-What's the most important tradition in Chinese family？
-I think it's to respect ___________ old and love __________ young.
| A． |
an；the |
B． |
an；a |
C． |
the；the |
-I'm sad to hear that Yuan Longping passed away.
-So am I.We lost a hero.His _____________ on hybrid（杂交）rice helped Chinese people solve the problem of eating.
| A． |
surveys |
B． |
reports |
| C． |
researches |
D． |
achievements |