Choose the correct answers

----- Nội dung ảnh -----
```
97. I don't know when she ___ but when she ___ I'll give her your book.
A) will come/will come
B) will come/came
C) come/will come
D) will come/comes
E) have come/will come

98. You ___ here until your mother ___ ready to leave.
A) will stay/is
B) would stay/is
C) stayed/would be
D) are staying/had been
E) have taken/was

99. Many changes ___ place since I ___ in my native town 10 years ago.
A) has taken/were
B) are taking/had been
C) took/was
D) has taken/am
E) have taken/was
```