The study surveyed 500 families and found the main problem people suffered was tiredness, followed by loneliness and anxiety.
| A．domestic | B．public | C．psychological | D．biological |
It was ______ back home after the experiment.
| A．not until midnight did he go | B．until midnight that he didn’t go |
| C．not until midnight that he went | D．until midnight when he didn’t go |
Please tell me how the accident_____. I am still in the dark.
| A．came by | B．came out |
| C．came to | D．came about |
I hate ____ when people talk with their mouths full.
| A．it | B．that | C．these | D．them |
________in the computer games，the boy no longer put his heart into study.
| A．Absorbing | B．Losing | C．Absorbed | D．Devoted |
Dr. Bake is a professor of physics. ________，he is a famous writer.
| A．In all | B．In brief | C．In fact | D．In addition |