Lovatts Holiday Cryptic 67

Hello,
Stuck on a few for the Lovatts Holiday Cryptic 67:
26a Pun involved trainee with German loot - I have ?L?E?E?
22a News item concerning fortified wine - I have ?E?V??
40a Gazing at drain Greg constructed - I have ??E?R?ING
9d Do prepare meat in tower above - I have D?Y?????
29d Expert on eyesight condition - I have ?R??I??O?
38d Commons' leader to take it easy at summit - I have ??ES? - I'm assuming it's Crest but am unsure
Thanks for your help.