智慧职教: It must have rained last night,______ the ground is very wet.
举一反三
- It must have rained last night,________the ground is wet.
- It must have rained last night,________the ground is wet. A: for B: because C: as D: so
- It must have rained last night, () the ground is wet. A: because B: as C: since D: for
- It ______ have rained last night, for the ground is wet. A: will B: can C: should D: must
- It must have rained last night, ______ the ground is wet this morning. A: because B: but C: for D: or