1.) would be Sind and Bin
2.) The first one doesn't have a meaning? I'm not very sure on that one, but the second one on two is Bin
3.) im not sure on either
im still learning german so that is kinda hard
Answer:
1 The computer scientists check the database for viruses
2 Nanotechnology is difficult to understand
3 The geologists study the structure and formation of the earth.
4 One is concerned with the question of whether cloning is ethica
5 In the past few years genetic researchers have made incredible strides
6 An international research team is planning a trip to Mars
Eine junge Frau und ein kleines Kind laufen eine lange Straße entlang. Die Frau trägt einen gefüllten Korb.
Leiter
Flugzeug
Auto
Gepäck
Gehen
Laufen
First for ladder
Second for aeroplane
Third for car
Fourth for luggage
Fifth for walking
Sixth for running
Hope it helps .....