Do you know that the first textbooks written for teaching English as a foreign language ____ in the 16th century?
| A.came up | B.came along | C.came out | D.came about | 
I had been working on math for the whole afternoon and the numbers __________ before my eyes.
| A.swim | B.swum | 
| C.swam | D.had swum | 
The letters for the boss __________ on his desk but he didn't read them until three days later.
| A.were put | B.was put | 
| C.put | D.has put | 
—Did you ask Sophia for help?
 —I __________ need to—I managed perfectly well on my own.
| A.wouldn't | B.don't | 
| C.didn't | D.won't | 
—Kevin, you look worried. Anything wrong?
 —Well, I __________ a test and I'm waiting for the result.
| A.will take | B.took | 
| C.had taken | D.take | 
The play __________ next month aims mainly to reflect the local culture.
| A.produced | B.being produced | 
| C.to be produced | D.having been produced |