Every year, typhoons and losses ______ lead to are frightening though measures have been taken.

I can’t thank him too much, ____________ I couldn’t have finished the project in time.

It’s an either-or situation ________ we can buy a new car this year or we can go on holiday but we can’t do _________.

John invited approximately 40 guests to his wedding, most of _______ are family members.

Rock-climbing is a breathtaking activity, very popular nationwide among young people, ______ cooperation as well as courage plays an important role.

The new buyer identified a dozen new sources for the material, ___________ proved to be reliable．

The activities organized by our school really gave us a platform ____ we learned team spirit.

Have you ever dreamed of staging a concert,       thousands of people are applauding and appreciating your music?

Can you imagine the trouble that they had ___ the orphan in the terrible years?

Mr. Luke, in ______ supermarket we bought an i-Pad last week, will give us a report on how to choose a career this evening.