=>
X/
1. T
2. F
3. F
4. T
5. T
XI/
1. If you don't practice speaking English every day, you can't improve your English. 
2. Anna reminded Janet not to forget to sign the form. 
3. Are you interested in learning a foreign language? 
4. The boy wishes he had his teacher's address. 
5. There used to be old buildings in this city. 
6. Robert asked what time the office would close that evening. 
7. Susan said to me that she was very busy, she would ring me the following day. 
8. Henry asked Nancy if someone had rung him an hour before. 
9. I asked Jim not to shout. 
10. Our car has to be parked in the right place.