He is not easy-going, but his trust in his friends will last forever once _______.
The man pulled out a gold watch, _______ the hands were made of small diamonds.
Thecleverboymadeaholeinthewall,_____hecouldsee_____was goingoninsidethe house.
---Do you have anything to say for yourself? ---Yes, there is one point ________ I must stick to.
The thief went into the house at midnight, only ______ by the policemen hiding there.
In spite of the great difficulties, Helen Keller ______ studying and finally succeeded.