The foreign guests liked the children and their shows ________they saw in the kindergarten.

The reason______ she failed to go to the party puzzled all of the people present.

He is the only one of those clerks ________ to the important conference.

I still remember the house _____my mother and I used to stay in that evening．

As we all know, Lost in Thailand is a very successful movie, the cost of ______ is only 30 million yuan.

I shall never forget those years _______ I lived in the country with the farmers, ______ has a great effect on my life.

Experts believe that language learning is a process ______ skills are more important than grammar rules.

He had collected plenty of historical evidence,       proved that humans used to have different sleeping patterns.

My laptop computer, _______ I can’t go on with my work, broke down the other day.

Any habit ______ slows down your silent reading to the speed at which you speak, or read aloud, is inefficient.