_____ your attention focused on practicing, and you can reach your goal of becoming an excellent pianist.
| A．Keep | B．Keeping | C．To keep | D．If you keep |
In the TV ad, the actress is asked to jump with her mouth ________ open, showing her ________ teeth.
| A．wide; sounding | B．widely; sounding |
| C．wide; sound | D．widely; sound |
It is universally believed that a student with an extremely ________ mind usually gets high scores in the exams, especially in the physics exam.
| A．sharp | B．shallow | C．narrow | D．awful |
Smiling doesn't ________ mean you're happy.Sometimes, it just means that you're strong enough to face problems.
| A．fortunately | B．eventually |
| C．deliberately | D．necessarily |
—In early autumn Steve applied for admission to college.He wanted to go ________ but to Cornell University.
—Oh, why not Harvard?
| A．anywhere | B．nowhere |
| C．everywhere | D．somewhere |
—Hello! Friendship Hotel.Can I help you?
—Do you have a room with a double bed ________ for Saturday?
| A．available | B．empty | C．possible | D．useful |