1. If she ___ about his problems, she would have helped him out. b) had known 2. I will ____ her kids when she is away on a business tour. b) be looking after 3. Terriers___ good hunting dogs. d) all of these could be used here 4. The assignment was ____difficult that I couldn't finish it on time. a) so 5. By the time her husband returns from work, she ____ dinner. b) will have cooked