The number of swimmers ______ getting larger and larger. Look, a number of students _____ swimming in this river.
The policeman is still not surethe young man killed himself or was killed .
The couplesaved by two fishermen just now .
“Underground” is the only word in the English language begins and ends with the letters “und”
Peopleoverweight need more water than thin people .
Mo Yan was imaginative enough to stories at a very age young .