—The research on the new flu virus vaccine is challenging and demanding. Who do you think can do the job?—________ my students have a try?
—How long _like this? — Three weeks! It's normal that it rains without stopping these days of the year.
Today's English learners have a wide choice of dictionaries__to choose.
The man who wasof killing four children in the care center was arrested and sentenced to death.
The coat was a little bit small for him, so he changed ita large one.
On hearing the news, she rushed out without hesitation and disappeared in the distance, her toy lying on the desk.