Complete the test according to the text. Sometimes more than one option is possible.

a)      The secretary is sitting at (1) the desk and speaking on (2) the phone; she is making an appointment for (3) next Monday.
b)     The board began 4) at 11 o’clock and lasted (5) for an hour and a half.   
c)    (6)The other day their firm placed an enquiry (7) for the motors (8) at Brown and Co.
d)      Our partners offered to deliver the engines (9) in four lots (10) of 8 engines each (11) at regular intervals (12) of 2 months.
e)     So far our companies have done a lot (13 of business together and  we can give (14)  you a discount. (15) The discount can be (16) 8%.
f)     Mr. Black agreed (17) on the delivery terms and (18) on payment (19) collection.

A - either ...or          В - neither... nor 
1. — Did anybody come to see you last week? В  Nobody did Julia... John was there.
2.  Have they arrived yet?  - No, they haven’t. A But I expect them… today… tomorrow.
3.      Borrow some money from your friends.  A... Ann... Mary will help you.
4.  B    ... my words... Dad’s arguments had any effect on him.
5.      It’s getting dark. A You must... go at once ... wait till tomor­row.
6.      What’s happened to Jim? B He has... written... phoned.
7.    B  Inside the examination room we could ... smoke ... talk.
8.   A   Charles lives ... in Camberley ... in Guildford, doesn’t he?
9.      B The room was ... comfortable ... clean, was it?
10. B If you do any more housework tonight, we’ll be able ... to attend the concert... to go to the cinema.
11.  Haven’t you heard that Sally lives not far from us? A She has ... bought a new flat... rented it.
12.  I’d like to help you a little. A I can... walk the dog... go shop­ping.
13.  A Some verbs can be followed by ... an ing-form ... an infini­tive, usually with a different meaning.