It is good manners to eat up _______is left in yourplate

Is Tina a shy girl — Yes, she is always afraid of ______ in front of her classmates.

Choosing the right dictionary depends on______ you want to use it for.

The Mekong River Commission has found no evidence______ the dams on the upper reaches have an influence on the water flowdownstream．

I have heard that the train for Xining leaves at 9:15pm, but I’ 11 phone the station to ______ that. [ ]