We will go to the park if it____ tomorrow.
You needn’t worry about _______food to eat this evening.
Thetwocountriesstartedmanyco-operationsinorderto____________thetiesbetweenthem.[ ]
下列字母都是元音字母的是________。
Do you know what presents they will buy for our teachers on Teachers’ Day—No, they keep the secret to __________.