用所给动词的适当形式填空.1.Tom and Mary ------------- (come) to China la

用所给动词的适当形式填空.1.Tom and Mary _____________ (come) to China last month.1.Tom and Mary _____________ (come) to China last month.2.My daughter ________________ (not go) to school yesterday.3._________ she ______________ (practice) her guitar yesterday?4.There ____________ (be) three trees around my house last year.5.—What _________ you __________ (do) last weekend?—I _____________ (study) for the math test.