— I wonder if I can learn English well.
—________. All things are difficult before they are easy.
| A．I am afraid so | B．You’re slow |
| C．It takes time | D．It’s a piece of cake |
Drunk driving is against the law now. It ______ be forbidden.
| A．may | B．must | C．can | D．might |
One of my friends _______ moved to America. I miss her so much.
| A．has | B．have | C．is | D．are |
You may easily lose your way in Shanghai ______ you don’t have a map or a guide.
| A．until | B．unless | C．though | D．if |
— Look at that pretty girl! Do you know _______?
— She is a dancer.
| A．who she is | B．who is she | C．what she is | D．what is she |
You should really _______ smoking. It’s bad for your health.
| A．get up | B．get back | C．give up | D．give back |