Carelessness always contributes _______ car accidents. Therefore, drivers are advised to concentrate their attention _______ driving.

________ his career as an actor he never gave up his hope of becoming a Hollywood star.

Nowadays some hospitals refer to patients ________ name, not case number.

 You can visit our homepage _______ the Internet, which, in reality, is popular _______ our fans.

(2012·常州高二检测) _______ the rapid growth of short messages sent by mobile phones, the increasing number of criminal cases appeared through short messages.

(2012·厦门高二检测) A new report says each year about two million people die from accidents and diseases related _______ their jobs.

If you absolutely want to get the truth of Malaysia Airlines MH370, _______ wait until the timing is right.

If you absolutely want to get the truth of Malaysia Airlines MH370, _______ wait until the timing is right.

The 15:30 train to Sheffield has been called off _______ situations beyond our control.

People in these countries demand equal treatment for all, ____race, religion or sex.