He wasn’t able to arrive on time__________the heavy snow.
| A．because | B．because of |
| C．if | D．so |
Thanks __________ the photo of your family．
A．to B．in C．for
—_______ are your pens?
—________ black．
A．What; It’s
B．What color; They’re
C．Where; Them
— Is that man（男人） his uncle?
—_________．
A．Yes, he is B．Yes, it is C．No, she isn’t
— Where is your ruler?
—_______ in the pencil case．
A．They are B．It’s C．This is
—What’s this in English, Miss Zhang?
—It’s ______ eraser．
A．an B．the C．a