She showed the visitors around the museum, the construction________had taken more than three years.

We’d better invite Jim and Jack to the party tonight.—Yes, _____ I’ll give them a call right now.

I am too tired to go there__________, it’s getting dark

Have you ever felt your cheeks get hot，your palms sweaty or been afraid to _______your teachers’ eyes when they are about to call on someone?[ ]

imate conference was attended by 11,000people, it thelargest UN gathering ever held