Hotel guests ____ smoke in their rooms. It's not allowed. Users don't ____ to put a photo on their web page, but it's a good idea. My sister doesn't have ____ study a foreign language at her school -- they're an option Passengers ____ take liquids on the plane. It's not allowed. Your son mustn't ____ more than 6 pills everyday. That's the maximum. I don't have to ____ a suit to work. I can wear jeans if I like.

must / have to

oleh
Menyematkan

Papan Peringkat

Gaya visual

Pilihan

Berganti templat

Pulihkan simpan otomatis: ?