The silence in the dark building was scaring. No sound and voice____ heard at that moment.
Had he not come an hour earlier, he___the secret that his mother was always there.
---- What do you think of a house supplied by Lovell ?---- _______ you buy a home from Lovell, the company promises to buy it back at the same price after three years.
Had the government limited the sales of cars much earlier, traffic jam and pollution _______so serious now.
____today, he would get there by Friday.
Had they known what was coming next, they _________second thoughts.