We are sending you the samples（）requested．

A:be B:are C:as D:for

It is requested that all the students （　） present at the meeting tomorrow.

A:were B:are C:will be D:be

It is requested that all the students ______ present at the meeting tomorrow.

A:were B:are C:will be D:be

It is requested that all the students ______present at the meeting tomorrow.

A:were B:are C:will be D:be

It is requested that all the students ______ present at the meeting tomorrow.

A:were B:are C:will be D:be

It is requested that all the students ______ present at the meeting tomorrow.

A:were B:are C:will be D:be