вставьте use as or than.
the Oka is shorter ...the volga. ben is .. strong as his brother. andrew is not so tall ...Jack. the weather in spring is more pleasant ... in late autumn.my bedroom is as comfortable ... my sitting room . my new book is more interesting ... the old book. the flowers on the flowerbed are not so beautiful ... the roses under the window

The Oka is shorter than the volga. Ben is as strong as his brother. Andrew is not so tall as Jack. The weather in spring is more pleasant than in late autumn. My bedroom is as comfortable as my sitting room. My new book is more interesting than the old book. The flowers on the flowerbed are not so beautiful as the roses under the window