He told us whether _________ a picnic was still under discussion
A.to have B.having C.have D.had
18.
________ many times, he finally understood it.
A.Told B.Telling C.Having told D.Having been told
19.
The factory ____ the students visited last week is the one ____ I have worked for thee years.
|
A.that; which |
B.when; in which |
|
C./; where |
D.which; that |