.Don’t take too much of the medicine; it does you more harm than good if you ____.
—Can you come to attend our party tonight?—Sorry, but I do wish I ________.
If only I ________ more confidence in the English speech contest held last week!
Fortunately it happened at night. If the hurricane ________ during the daytime, there ________ more deaths.
We were stuck on the way to the scenic spot, otherwise we ________ lots of fun there.
________ it rain tomorrow, we should have to put off the visit to the Yangpu Bridge.