Although at present human egg cells and embryos needed for cloning research are difficult _____, Newspapers _________ evil leaders hoping to clone themselves.
____today, he would get there by Friday.
---- Is everyone here? ----Not yet. Look, there _______ the rest of our guests.
These tax laws, which are intended for domestic companies, do not ________ to foreign companies.
Many people agree that __________ knowledge of English is a must in _________international trade today.
----Are you going to Tom’s birthday party? ---- __________. I might have to work.