Multiple choice

Directions: Mark the most suitable option to fill in the blanks.

Today, the Chinese foreign minister called ____ President Obama and remained _____ the White House _____ an hour.

  1. upon, in, until

  2. for, in, beyond

  3. on, at, for

  4. at, in, till

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

'Call on' is used for meeting a person; 'at' is used for specific places or time; 'for' is used to show the duration of time.