1. A:What are you looking for? B: We are looking
for school things. We haven`t bought everything yet. A: I`ve bought everything.
2.A: What are you doing, Jane? B: I`m reading. A: But it is late. What have you
been reading all this time? 3.A: Where is John? B: He is working in the garden.
A: He must be too tired. He has been working there all day. 4.A: Who are you
waiting for? B: I`m waiting for Jack. I have been waiting for him since 11
o`clock, 5.A: They have been standing there for the last 20 minutes. B: What
have they been talking about all this time? 6.A: What do you think of? B: I
think of our life together. 7.A: The girls are singing in the sitting-room. B:
They have been singing since I walked in.
Упр.14 не видно до конца правую сторону. Если переделаете скан, то я сделаю его.