We do this _____,with spelling games and other activities

The new technology, if_________ to farming, will help increase the grain output.[ ]

Do you think the orange shirt looks good _____ my son–Yes. I do. A 10-year-old boy looks nice____ orange.

﹣Must I go to law school and be a lawyer like you，Dad﹣No，you _____，son．You’re free to make your own decision．

known to us all,failure usually ______ laziness while diligence can________ success.