Mr. Hall understands that ________ math has always been easy for him, it is not easy for the students.

A. unless

B. since

C. although

D. when

The silence of the library ________ only by the sound of pages being turned over.

A. has been broken

B. breaks

C. broke

D. was broken

Four of Robert's children were at the party, including ________, Luke.

A. the oldest

B. an oldest one

C. the old

D. an old one

People have heard what the President has said; they are waiting to see ________ he will do.

A. how

B. what

C. when

D. that

—Why did you go back to the shop?

—I left my friend ________ there.

A. waiting

B. to wait

C. wait

D. waits

Suddenly, a tall man driving a golden carriage ________ the girl and took her away, ________ into the woods.

A. seizing; disappeared

B. seized; disappeared

C. seizing; disappearing

D. seized; disappearing

After his journey from abroad, Richard Jones returned home, ________.

A. exhausting

B. exhausted

C. being exhausted

D. having exhausted

Along with the letter was his promise ________ he would visit me this coming Christmas.

A. which

B. that

C. what

D. whether

Victor apologized for ________ to inform me of the change in the plan.

A. his being not able

B. him not to be able

C. his not being able

D. him to be not able

The pilot asked all the passengers on board to remain ________ as the plane was making a landing.

A. seat

B. seating

C. seated

D. to be seating