Fill in with the appropriate preposition (Type "0" if there is no preposition)

Fill in all the gaps, then press "Check" to check your answers.

11. I'll have to think it.
2The boss prevents me leaving for lunch.
3Don't stop ! Go working !
4She likes to keep me waiting her
5This money should compensate the loss.
6 I'm afraid I don't agree this scheme.
7You must admit you were wrong him.
8This article was published June 2.
9Please give me your answer monday, not later.
10If at first you don't succeed, don't give .
11 I'm here business, not my pleasure.
12Haven't you heard this company ?
13We've been exporting to the US 1967.
14He's been working this invention for years.
15She just went talking, talking, talking ...
16We've been selling these products ages.
17This is exactly what I asked .
18May I introduce you Mr Wilson.
19Sandy, please show Mr Baker my office!
20The problem is that I can't help smoking.