I'm s___ he can't work out the easy question.
We must come to a d_____ about what to do next by tomorrow.
To keep safe, everyone is s_____ to wear a seat belt in the car.
L____,I met my favourite star at that party.
用括号内所给单词的适当形式填空:——I found it difficult _____(get) to sleep in the night.
——You'd better ______(take)some sleeping pills
to get ( find it +adj.+to do sth 固定用法)
take ( had better do sth 固定用法‘最好做某事’