It will us several years to learn a foreign language well.
举一反三
- It will ______ us several years to learn a foreign language well. A: cost B: take C: spend D: use
- To learn a foreign language well (be) ____not easy.
- I think _____ difficult for us to learn a foreign language well in a short time. A: that B: this C: one D: it
- He'll do his best ______ （learn）a foreign language well．
- It is important ____ we learn a foreign language well. A: which B: that C: where D: y which