TREES...WELL IN THIS SOIL. A. GROW B. GROWS C. IS GROWN D. ARE GRO...

21. Trees...well in this soil.

a. grow b. grows c. is grown d. are grown

22 It was not...1915 that the cinema really became an industry.

a. in b. until c. to d. than

23 What is london famous ...?

a. in b. by c. with d. for