Teenagers should learn to protect ______ from all kinds of danger.
| A．them | B．they | C．their | D．themselves |
I ______ two pens, and my brother ______ three.
| A．have; has | B．has; have |
| C．have; have | D．has; has |
—Are ______ your cousins? —No. I don’t know ______.
| A．they; they | B．they; them |
| C．them; they | D．them; them |
—Let’s watch TV. —Oh, no. It’s ______.
| A．interesting | B．boring | C．relaxing | D．good |
We play ______ basketball every day.
| A．a | B．an | C．the | D．/ |
There is ______ “u” and ______ “s” in the word “bus”.
| A．a； a | B．a； an | C．an； a | D．an； an |