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...
Listen and find out the answer:
Which activity is the most popular activity at recess?
Talking
What is the boy doing?
What are the girls doing?
He is playing blindman’s bluff.
They are skipping ... B
6050403020100 6050403020100
It s time for ’ recess
LUCKY NUMBER
1/ What do you usually do at recess?
2/ Do you usually talk with your friends at recess?
3/ What do you usually do af...
... somebody) to do something (đã đến lúc một người làm việc gì đó):
It’s time to go home/It’s time for us to go home.
Đến lúc chúng ta đi về nhà rồi.
Bạn cũng có thể nói:
It’s late. It’s time ... bed. It’s long after their bedtime.
Đã đến lúc bọn trẻ phải đi ngủ rồi. Đã quá giờ đi ngủ của chúng lâu rồi.
The windows are very dirty. I think it’s time we cleaned them....
... Obviously, light expo-
sure has to be such that photoconversion is avoided
and photobleaching is minimized. In this study, we
used this approach to measure the half-lives of green-
to- red photoconvertible ... penalty to the animals if
protein turnover is fast. To address this as yet unexplored issue, we estab-
lished that the irreversible green -to- red conversion of the GFP...