people have donated that type of blood; however, the blood bank needs _____.

Suan! Where have you been? You have no idea ___ worried I was !

ened to DrWilson’slecture about the protection of wild animals, but I was unable to grasp its key

The T-shirt I received is not the same as isshown online — ______ But I promise you we’ll lookinto it right away

We will go to the Wushan Square thisafternoon, why not take a bus —We ________ take a bus , it’s onlyone kilometer or more.