1. a________¡¡¡¡¡¡¡¡occurring or happening every year or once a year

2£®g________ (physics)the force of attraction between all masses in the universe£»especially the attraction of the earth’s mass for bodies near its surface

3£®i________ unfavorable to life or growth

4£®e________ far from what is usual

5£®b________ to get into a steady position without falling to one side or the other