3 We (nit yet to solve) the problem. 4 When it all (to happen)? . 5 The morning was cold ad rainy, but since the o*clock the weather (to change) and…

3 We have not solved the problem yet. 4 When did it all happen? . 5 The morning was cold and rainy, but since the o*clock the weather has changed and now the sun is shining brightly. 6 Show me the dress which you have made. 7 Oh how dark it is! A large black cloud has covered the sky. I think it will start raining in a few minutes.