1.1. I have come (here to this location) to tell you ...
1.2. I have called (you on the phone) to tell you ...
2.1. When did they mobilize you?
<Note, it's a military term that's also used in business; see mobilize - Definitions from Dictionary.com>2.2. When did they call you up? &
<debatable; not common in business, but could be used, and in the military it generally means to call up for active duty, not to mobilize a group, but it could be used--context permitting>3.1. One of the best pupils was told to recite ...
3.2. One of the best pupils was called out ... <good English, but expresses a negative sense here>
<called up>4.1. Summon the doctor at once! The case is urgent.
4.2. Call in the doctor at once! The case is urgent. &
<marginal; try, perhaps, get the doctor here at once!>5.1. He appealed to us ...
5.2. He called on us ... <but debatable>
He applealed to our sense of moral obligation, and therefore we agreed to help. ~ He called on us to help.6.1. Tell them to return.
He appealed to us ~ He asked us to help, and after having discussed it/thought about it, we decided to help.
He called on us ~ He believes in us and so we did what he asked because we believe in him.
6.2. Call them back.
You didn't use italics. You used bold. You embolded, not italicized.
- Would you be kind enough to verify ...
- instead of the italicized words and phrases
Student or Learner