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______all of them are strong candidates, only one will be chosen for the post.

________ they are my neighbors, I don’t know them well.

I believe _____ you have made efforts and ______ you are sure to achieve your goal.

Start out right away, ________ you’ll miss the first train.

Make good preparations for your self-driving trip ______ you’ll regret it when your car breaks down in a remote area.

______you are always optimistic and self-confident, I can't wait to make friends with you.

He found it impossible to please his boss; ____, he quit the well-paid job.

You’ll start having positive results            you replace negative thoughts with positive ones .

Most of the roads were covered with thick snow, ____ made our journey more difficult．

Studying in groups is necessary_____ you want to do well in school.