The moment ________ Leo will never forget is________ MrSmith gave him a lot of valuable advice on how to improve his writing

Simply ring me up, _______I’ll come to your help as soon as possible

Oh! I failed again.—Don’t lose heart. One more effort (努力), _________ you will succeed.

Shall we go shopping together–_______.

I’m planning to hold a party in the open air, but I can make no guarantees because it __________ the weather.[ ]