Are you bored with your life? Do you feel depressed every day? Do you want to try something new and exciting? _______, ______ the Comedy Club, which is sure to brighten your life up
| A．If so; take part in | B．Even so; Join |
| C．If true; attend | D．If so; Join |
I'm not a little tired today after giving the room a thorough cleaning and I have never hadtoday．
| A．as tiring a day as | B．as a tiring day |
| C．tiring as a day as | D．day as a tiring as |
—I wonder what makes you a good salesperson．
—Ias a waiter for three years，which contributes a lot to my today's work．
| A．serve | B．have served |
| C．had served | D．served |
I waited for him at the train station for an hour and I was afraid that he may miss the train, but luckily, he showed up with only ten minutes．
| A．remain | B．to remain |
| C．remained | D．remaining |
The drama, “The Empress of China" that was pulled off the air for technical reasonsnow back on TV．
| A．is | B．are | C．has | D．have |
Taught in a more professional way, youthe swimming skill much better．
| A．might master | B．would have mastered |
| C．can have mastered | D．could master |