As Jack left his membership card at home, he wasn't allowed_______ into the sports club.
.I’ll never forget the mountain_______I climbed with my dad last year.
--Is that your dog?---No.That is Peter’s dog. The brown one is________.
.Mr Wang has an idea about our school trip. It sounds_________. We want to try.
---Can you tell me __________________?---Sorry, I can hardly understand its meaning.
---Remember to lock(锁) the door when you leave.---_______________.