22. “How long do you suppose it is _______ he left for Japan?” “No more than half a month.”
Without enough sleep, I just cannot __________ an original thought no matter how hard I try.
Students must have access __________ a good library.
E-mail, as well as telephones, __________ an important role in daily communication.
The Group of Eight (G8) __________ the eight richest countries in the world.
The cook __________ the best ingredients from both home and abroad to create this dish.