There are hundreds of visitors ___ in front of the Art Gallery to have a look at Van Gogh’s paintings.
| A．waited | B．to wait | C．waiting | D．wait |
________ 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 |
Jane had just finished her homework ________ her mom asked her to practice playing the violin yesterday.
| A．when | B．while |
| C．after | D．before |