Have you ever been in a situation _____ youknow the other person is right yet you cannot agree with him

US First Lady Michelle Obama encouraged students to study abroad in her when visiting Peking University on March 22, 2014.

Only after a baby seal is pushed into the sea by its mother _____ to swim.

34 He had no sooner arrived there ________ pestering his doctor

Do you think that the 11th Chinese National Games were a success ?— Yes, ___! It couldn’t be ____ [ ]