Roche Skark didn't make the kind of elementary mistakes which could lead to the diplomatic embarrassment of his sovereign.

He began to stumble and to make mistakes-grosselementary mistakes in geography and fact-andthere-with to lose his temper.

He doesn't make elementary mistakes.

I could smack myself: what's the use of serving all these years in the interviewing trenches if you still make such elementary mistakes?

Del Potro was initially nonplussed, trying to force the issue and making numerous elementary mistakes to go 3-0 down.