1. (Although) months or even years (may pass) without rainfall in parts of some deserts, (they are) never (complete) dry. may pass 如何改? they are 要是用 there are 表示对吗?
2. In art, caricature is pictorial (representation which) the physical feature (of) a person or (object) have been grossly exaggerated for (comic effect) representation which 如何改?
3. Photographer Edward Steichen constantly (experimented new) techniques and materials (in) his quest (to have) photography accepted (as) a creative art. which one?