There is no doubt ______ the couple did the right thing in coming back home earlier than planned.

How can I ever concentrate if you ______ continually ______ me with silly questions?

You ______ Mark anything. It was none of his business.

______ enough time and money, the researcher would have been able to discover more in this field.

His strong sense of humor was ______ make everyone in the room burst out laughing.

The Clarks haven＇t decided yet which hotel ______.

______ he needed money for a new car, he decided not to borrow it from the bank.

Language belongs to each member of the society, to the cleaner ______ to the professor.

The children prefer camping in the mountains ______ an indoor activity.

______, he can now only watch it on TV at home.

The indoor swimming pool seems to be a great deal more luxurious than ______.