—Why don’t we choose that road to the village?—The bridge to it ______.
We should _______ the police to undertake a full investigation into the traffic accident, of which the witnesses gave different versions.
—Why din’t you come to my birthday party last night? —I was going to, but I was _______ occupied with something important.
Researchers found that people who drank excessively were twice as likely as those who drank regularly ______ ischemic(出血性) heart attacks.
—What do you think of her performance in the match?—He _______, but today was not his day.
—Did the two parties reach an agreement?—Yes, but the final proposal was a _______ betweem profit and envrionmental protection.