Jack is the right person you can rely on to ____ the research when you are on vacation for the next two weeks.
| A．carry on | B．focus on |
| C．take up | D．insist on |
________ you need something, please don't hesitate to let me know.
| A．Even though | B．In case |
| C．As though | D．Even if |
—Was it 11 o'clock ________ your father came back last night?
—Yes, he is always coming back so late.
| A．that | B．while |
| C．when | D．until |
—I don't mind how you do it ______ you finish the painting on time.
—OK, I see.
| A．as well as | B．as far as |
| C．as long as | D．as fast as |
You seem to have a readymade answer ________ I ask you a question.
| A．whenever | B．whatever |
| C．whichever | D．whoever |
Steve was busy clearing the cups and dishes from the table ________ others were playing.
| A．until | B．if |
| C．since | D．while |