Three years later he became ________ doctor

A an         B a        C x        D the

–What do you think the noise was?
   --It ___________ a cat.
A. may be       B. might be      C. could have been      D. might have been

Please ____ the mistakes in my composition.

A.point to          B. point out       C. point at            D. point

—What's the central idea of the passage，Bob?

—Sorry，I can't make ________ of it. It's beyond my ability.

A．judgement  B．understanding

C．idea  D．sense

 (改编自四川省成都市第七中学、嘉祥外国语学校2016届高三第二次模拟)Many people travel during the holiday season but do not make sure that their houses and homes __ 1__ (protect). Crime goes up  __ 2__ (rapid) during the winter and summer holiday seasons. Here are some things that you should keep in mind when you go 

__ 3__  a holiday.

Always give __ 4   (strange)the feeling that you are at home. Have the snow  __ 5 __(clean)off your stairs or out of your driveway during the winter season. You might ask someone to park  __ 6__  cars in your driveway.

Tell your newspaper deliverer that you are not at home. __ 7__  (have)a pile of newspapers and other mail on your doorsteps tells people that you are not at home, so you could also have a neighbor __ 8__  a relative get your mail every day.

Fix a timer in some of your rooms  __ 9___ turns lights on and off during different times of the day. Some TVs also come with a timer that you could set to be turned on during certain times. Have motion(运动)sensitive lights outside your house that keep thieves away __ 10__ you are not at home.