Mark the letter A, B, C or D to indicate the underlined part that needs correction in each of the following questions.

It is essential that cancer is diagnosed and treated as early as possible in order to assure a successful cure.

After graduating from university, I want to ______ my father's footsteps.

The archaeological excavation _____ to the discovery of the ancient city lasted several years.

I don't know what to say to break the _____ with someone I've just met at the party.

We take _____ in doing the washing-up, cleaning the floor and watering the flowers.

Most of the students in that special school are making good progress, but Michael is a _____ case.

Mark the letter A, B, C, or D to indicate the sentence that best combines each pair of sentences in the following questions.

You can feel more at ease by taking part in group dating. It’s the only way.

The director informed that no candidate ______ all the criteria for the administrative position.