【C12】A．designedB．createdC．inventedD．bought

There are some very beautifully ______ glass windows in the church.A．designedB．drawnC．mark

【C12】A．producedB．createdC．improvedD．facilitated

【C9】A．inventedB．inventC．being inventedD．inventing

【C17】A．designedB．producedC．createdD．conducted

【C4】A．contributedB．discoveredC．inventedD．generated

【C2】A．discoveredB．actedC．inventedD．designed