с англиским
Present Rerfect
Present Perfect Continuous

Объяснение:

a) Have they already arrived

b) has run

c) have been cleaning

d) have you known

e) have drunk

f)have you  been baking

g) have you been taking

h) has he eaten

i) has never been

j) have been waiting

A)Have they arrived already?
b)Lucy has run 2000 metres today.
c)I’ve been cleaning all morning – I’m fed up!
d)How long have you known Simon?
e)I’ve been drinking more water lately, and I feel better.
f)Sorry about the mess! I’ve been baking.
g)How many times have you taken this exam?
h)The baby’s face is really dirty! What has he been eating?
i)Luke has never been abroad.
j)I’ve been waiting for three hours already!