Alot of language learning, has been discovered, is happening in the first year of life, so parents should talk much to their children during that period.
Every 40 minutes we will take a 20-minute break, ______ your guide will give a short talk on different aspect of the Great Wall.
It is generally believed that Watson and Crick’s discovery about DNA was ____ beginning of _____ enormous advances in _____ field of genetics.
Schools should be lively places where individuals are encouraged to ______ to their greatest potential.
The scientific awards, like the Nobel Prize in 2015, are equal to all, ______ the research findings are good enough.
A common memory they all have ______ their school days is the school uniform.