A. Two or three-year-old children can be taught to read actively.
B. Children’s language skills increase when they are required to respond actively.
C. Children who read actively always act six months earlier than those who don’t.
D. The more children read, the more intelligent they become.
+ It is over twenty years since I last got in touch with them.
A. I can’t help keeping getting in touch with them for over 20 years.
B. I used to get in touch with them for over 20 years.
C. I haven’t gotten in touch with them for over 20 years.
D. I have been getting in touch with them for over 20 years.
+ The plan may be ingenious. It will never work in practice.
A. Ingenious as may the plan, it will never work in practice.
B. The plan may be too ingenious to work in practice.
C. The plan is as impractical as it is ingenious.
D. Ingenious as it may be, the plan will never work in practice.