51. Every year I have my doctor _____ on my physical condition.

　　A) check in

　　B) check up

　　C) check into

　　D) check out

　　52. This ticket _____ you to a free meal in our new restaurant.

　　A) gives

　　B) entitles

　　C) grants

　　D) credits

　　53. A child who does well in exams is always _____ on to do better.

　　A) encouraged

　　B) approved

　　C) spurred

　　D) inspired

　　54. The local peasants gave the soldiers clothes and food without which they _____ of hunger and cold.

　　A) would die

　　B) will die

　　C) would be dead

　　D) would have died

　　55. _____ time and labor, cartoonists generally draw the hands of their characters with only three fingers and a thumb.

　　A) Saved

　　B) Saves

　　C) To save

　　D) The saving

　　56. Riding my bicycle home from school, _____ as I went around the corner.

　　A) a car hit me

　　B) I was striked by a car

　　C) I was struck by a car

　　D) I was struck with a car

　　57. Jane was scolded by the director because he left the office with the door _____.

　　A) unlocking

　　B) not being locked

　　C) unlocked

　　D) not locking