It’s not highly recommended that a dictionary be at hand when English learners _____ some new words.
There is no simple answer,__________ is often the case in science.
He may win the competition,__________ he is likely to get into the national team.
Whenever I met her,__________ was fairly often, she greeted me with a sweet smile.
By 16:30,__________ was almost closing time, nearly all the paintings had been sold.
A lot 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.