he boys followed the marks that they ________, until finally they found their way back to the campsite.
A. left B. have left
C. had left D. have been left
Tony lent me the money, ______that I’d do as much for him.
A. hoping B. to hope
C. hoped D. having hoped
________ their heavy load, the two brothers walked along the river bank.
A. Carrying B. Carried C. To carry D. Carry
Many Chinese like watching People Who Moved China, which honors those _____ contributions should be remembered and learned from.
A.whose B. who C. that D. Their
Research shows that teenagers ________ talk about their day with family members at the dinner table are less likely to engage in high-risk behavior.
A. what B. who C. whom D.\
He had to sell his luxury car, ________ his company was in debt.
A. before B. until
C. while D. for
