Why did Isaksen advise people not to have foreign pets?
A.They attack human beings.
B.We need to study native animals.
C.They can’t live out of the rain forest.
D.We do not know much about them yet.
第1题:
A、are…being
B、is…being
C、has…been
D、have…been
第2题:
A、have…flowing
B、have…flow
C、have…to flow
D、have…flowed
第3题:
第4题:
A.They’ll meet the guests.
B.They’ll have trade fairs.
C. They’ll have a board meeting.
第5题:
第6题:
You look() What()you()?
Atire;did;do
Btiring;have;done
Ctired;do;do
Dtired;have;been doing