Choose the best answer.

George won't lend you any money_____ you promise to pay him back.  

Choose A, B, C, or D that best completes each sentence.

If he________exercises, he________play soccer.

Choose A, B, C, or D that best completes each sentence.

If I________money, I________a new uniform.

Choose A, B, C, or D that best completes each sentence.

If you ________ enough sleep, you ________ a headache.

Choose A, B, C, or D that best completes each sentence.

If water is heated to 100^oC, it________to steam.

Choose A, B, C, or D that best completes each sentence.

If he________well, he can get a good job.

Choose A, B, C, or D that best completes each sentence.

If I __________the same problem you had as a child, I might not have succeeded in life as well as you have.

Choose A, B, C, or D that best completes each sentence.

If Jake __________to go on the trip, would you go?