As we joined the big crowd, I got ________ from my friends.

[　　]

Before using the machine, you must ________ carefully to these instructions.

[　　]

He ________ my attention to the point that I had overlooked.

[　　]

When we went to see the old teacher he ________ us to pay more attention to our English study.

[　　]

--Who do you think is the best actor in the film?

--Jackson, although this is the first time he has played a leading ________.

[　　]

--Why did you come so late for work?

--I was ________ for 15 minutes on the way here in the traffic jam.

[　　]

On his mother's arrival, the crying boy's face ________.

[　　]

We need ________ not only more experts but new technology into our business.

[　　]

Would Mr Black please ________ himself known to us if he is at the conference?

[　　]

The chairman made a(n) ________ of the lecturer to the audience and then the lecture began.

[　　]