______ the ancient Egyptians built the pyramids puzzled people for centuries.
A. Whether B. What
C. How D. Where
I’m really tired _______ Tom. He had me _______ for two hours in the rain.
A. of, waiting B. with; wait
C. of; wait D. with; waited
— You look upset. What is the matter?
— I lost my handbag _______ my ID card and a lot of cash.
including B. containing
C. included D. contained
You cannot imagine how she finished the race _____ her foot wounded so badly.
A. for B. when C. with D. while
Peter must be ill.It's the only thing that can ________ his strange behavior.
A．lie in B．result from
C．account for D．explain about
—Jack, your father has gone out without this umbrella!
—Well, take it easy. _________ he comes back for it.
A. It is long before that
B. It won’t be long since
C. It will be long before
D. It won’t be long before
