We are at your service. Don't __________ to turn to us if you have any further problems.
| A．beg | B．hesitate | C．desire | D．seek |
I just wonder _______ that makes him so excited.
| A．why it does | B．what he does |
| C．how it is | D．what it is |
It was with great joy _______ he received the news _______ his lost son would soon return home.
| A．because; that | B．that; that |
| C．because; which | D．that; / |
_______ is no trouble that the Dallas Mavericks will defeat the Washington Wizards in the next game.
| A．It | B．As |
| C．That | D．There |
Evidence came up _______ specific speech sounds are recognized by babies as young as 6 months old.
| A．what | B．which |
| C．whose | D．that |
It’s impossible for a bee to tell the other bees _______ the food is by speaking to them,but it can _______ a little dancing.
| A．why; do | B．where; do |
| C．what; make | D．how; make |