I have always been honest and straightforward , and it doesn't matter_______I'm talking to.
| A．Who is it | B．who it is | C．it is who | D．it is whom |
We should go to the cinema early. __________, there won’t be any tickets left.
| A．However | B．Otherwise | C．Besides | D．Instead |
—Why didn’t you answer the phone when I called you last night?
—Sorry, I __________ a bath upstairs.
| A．am having | B．have | C．was having | D．had |
The boys enjoy playing basketball __________ many of the girls relax by playing ping-pong.
| A．while | B．or | C．since | D．if |
The teacher asked the students to do the experiment __________ small groups.
| A．to | B．for | C．on | D．in |
The website is very popular. And it’s amazing that __________ designer of it is just __________ nine-year-old child.
| A．the; the | B．a; the | C．the; a | D．a; a |