It is said that the gravity on Mars is only about __________ of the gravity on earth．

Martin was sick with a strange fever; _______, he could neither eat nor sleep.

In the global economy, a new drug for cancer, itis discovered, will create many economic possibilities around the world.

Read the poem more slowly,with a slight __________ at the end of each line.

I’m not the man ________the phone. Sheasked for Henry. — I’m sorry I was mistaken.