Switzerland is a small country with high mountains,t____ forests and blue lakes .In winter the sun is bright ,but the ai

问题描述:

Switzerland is a small country with high mountains,t____ forests and blue lakes .In winter the sun is bright ,but the air is c_____.people go to Switzerland for winter s_____.They wear warm clothes and sunglasses .They stay at hotels .People go up the mountains in lifts and ski d_____.They also skate on icy lakes .Visitors go to Switzerland in the s____ time ,too.They can swim in the warm lakes or they can go b_____ on them .They can also c____ the mountains or walk in the forests .People call Swiezerland the playfround of europe.
3q3q

thick
clean
skiing
summer
boating
climb