—The guard keeps         watch at the gate.

 —So he does. Only those         knows well could be let in.

A. close; who        B. tight; whom       C. tight; that         D. close; he

---The guard keeps______watch at the gate.
---So he does. Only those______knows well could be let in.

1. A.
   close; who
2. B.
   tight; whom
3. C.
   tight; that
4. D.
   close; he

—The guard keeps         watch at the gate.

 —So he does. Only those         knows well could be let in.

A. close; who      B. tight; whom     C. tight; that        D. close; he

―The guard keeps        watch at the gate.

―So he does. Only those         knows well could be let in.

       A. close; who             B. tight; whom            C. tight; that               D. close; he

—The guard keeps         watch at the gate.

 —So he does. Only those         knows well could be let in.

A. close; who      B. tight; whom     C. tight; that        D. close; he